Browse All : Images of Asia

Printer Friendly
1 2 3 4 5 6 7 8 9 10
51-100 of 494
     
     
 
Sort Options
Select fields to sort by. Then, click the sort button.
Primary sort field


Secondary sort field


Tertiary sort field


Quaternary sort field
Jefferys, Thomas
The East Indies, with the ro …
1768
World Atlas
Authors Jefferys, Thomas
Full Title (The East Indies, with the roads. Northern section. By Thomas Jefferys, Geographer to the King. MDCCLXVIII. The second edition. London, published according to Act of Parliament, 30th Apr. 1768 by Robt. Sayer, no. 53 in Fleet Street)
List No 0411.031
Note Engraved map in outline color. Printed on 2 sheets. Relief shown pictorially. Includes ethnographic and geographic notes. Prime meridians: London and Ferro. "To the directors of the Honble. East India Company, Thos. Jefferys humbly dedicates this map." David Rumsey Collection copy mounted as 1 sheet.
Jefferys, Thomas
The East Indies, with the ro …
1768
World Atlas
Authors Jefferys, Thomas
Full Title The East Indies, with the roads. (Southern section). By Thomas Jefferys, Geographer to the King. MDCCLXVIII. The second edition. London, published according to Act of Parliament, 30th Apr. 1768 by Robt. Sayer, no. 53 in Fleet Street.
List No 0411.032
Note Engraved map in outline color. Printed on 2 sheets. Relief shown pictorially. Includes ethnographic and geographic notes. Prime meridians: London and Ferro. "To the directors of the Honble. East India Company, Thos. Jefferys humbly dedicates this map." David Rumsey Collection copy mounted as 1 sheet.
Jefferys, Thomas
Composite: East Indies with …
1768
World Atlas
Authors Jefferys, Thomas
Full Title (Composite of) The East Indies, with the roads. By Thomas Jefferys, Geographer to the King. MDCCLXVIII. The second edition. London, published according to Act of Parliament, 30th Apr. 1768 by Robt. Sayer, no. 53 in Fleet Street.
List No 0411.033
Note Engraved map in outline color. Printed on 4 sheets. Relief shown pictorially. Includes ethnographic and geographic notes. Prime meridians: London and Ferro. David Rumsey Collection copy mounted as 2 sheets. "To the directors of the Honble. East India Company, Thos. Jefferys humbly dedicates this map." (E 76--E 113/N 28--N 5)
Delamarche, Charles Francois …
L'Asie.
1800
School Atlas
Authors Delamarche, Charles Francois, Lattre, Jean
Full Title L'Asie divisee en ses principaux etats. Avec pivilege du Roi 1783. (A Paris, chez Delamarche, Geogr., ca. 1800)
List No 0421.017
Note Engraved map. Outline hand coloring. Relief shown pictorially. Prime meridian: Ferro.
Lattre, Jean, Delamarche, Ch …
Les Indes Orientales.
1800
School Atlas
Authors Lattre, Jean, Delamarche, Charles Francois
Full Title Les Indes Orientales et leur archipel. A Paris, ches Lattre. Avec priv. (ca. 1800)
List No 0421.018
Note Engraved map. Outline hand coloring. Relief shown pictorially. Prime meridian: Ferro.
Levasseur, Victor.
Asie.
1856
National Atlas
Authors Levasseur, Victor.
Full Title Asie. Atlas Universel Illustre. Geographie et Statistique par V. Levasseur, Ingenieur Geographe. Grave par Laguillermie, rue St. Jacques, 82. Illustre par Raimond Bonheur, peintre. Impie. de Lemercier, rue de Seine, 57 - Paris. A Paris, chez A. Combette, Editeur, rue de la Parcheminerie, 15. (1856)
List No 0427.097
Note Margin illustrations lavish and of excellent quality showing local heros, products, landscapes, and dress. Country boundaries, towns and cities shown. Major relief shown by hachures. Color along boundaries. Rivers shown. Text shows local statistics, map legend, and discusses land, curiosities, personages, products, and commerce. Steel engraving.
Lizars, Daniel
Asia. (N sheets)
1831
World Atlas
Authors Lizars, Daniel
Full Title Asia. Published by D. Lizars, Edinburgh. (1831?)
List No 0436.041
Note Hand colored engraved map. Relief shown pictorially. Printed on 2 sheets, joined. Northern sheets. No. XLIII has title "Part of Asia."
Lizars, Daniel
(Asia, S sheets)
1831
World Atlas
Authors Lizars, Daniel
Full Title Part of Asia. Published by D. Lizars, Edinburgh. (1831?)
List No 0436.042
Note Hand colored engraved map. Relief shown pictorially. Printed on 2 sheets, joined. Southern sheets of map entitled "Asia."
Lizars, Daniel
Composite: Asia.
1831
World Atlas
Authors Lizars, Daniel
Full Title (Composite of) Asia. Published by D. Lizars, Edinburgh. (1831?)
List No 0436.043
Note Two hand colored engraved maps. Relief shown pictorially. Printed on 4 sheets. Sheets XLII-XLV have title: Part of Asia.
Malte-Brun, Conrad, 1775-182 …
Empire des Mongols.
1837
World Atlas
Authors Malte-Brun, Conrad, 1775-1826
Full Title Empire des Mongols. No. 20. Grave par Thierry. (1837)
List No 0458.022
Note Engraved map. Countries trimmed in color. Rivers, lakes, islands, and regions shown. Includes 2 scales.
Malte-Brun, Conrad, 1775-182 …
Asie.
1837
World Atlas
Authors Malte-Brun, Conrad, 1775-1826
Full Title Carte d'Asie, 1835. No. 47. Grave par Thierry.
List No 0458.052
Note Engraved map. Countries trimmed in color. Rivers and lakes shown. Major relief shown by hachures. Includes 4 scales.
Malte-Brun, Conrad, 1775-182 …
La turque d'Asie, La Perse, …
1837
World Atlas
Authors Malte-Brun, Conrad, 1775-1826
Full Title Carte de la Turquie d'Asie, de la Perse, de la Tatarie Independante, de l'Afghanistan, du Beloutchistan, et de l'Arabie, 1834. No. 48. Grave par Thierry. Ecrit par Jules Berthelemier
List No 0458.053
Note Engraved map. Countries and states trimmed in color. Rivers and lakes shown. Major relief shown by hachures. Includes 3 scales.
Martin, R.M., Tallis, J. & F …
Asia.
1851
World Atlas
Authors Martin, R.M., Tallis, J. & F.
Full Title Asia. The Illustrations by J. Marchant & Engraved by J.B. Allen. The Map Drawn & Engraved by J. Rapkin.
List No 0466.031
Note Countries shown in outline color with black and white illustrations of Tartars, Russian peasants, regional birds, walruses and the ruins of Petra. Filigree border surrounds map.
Melish, John
Asia
1814
School Atlas
Authors Melish, John
Full Title Asia, &c. (engraved by) H.S. Tanner. Sc. Published ... 1814 by J. Melish. J. Vallance & H.S. Tanner. Philadelphia. (to accompany) A New Juvenile Atlas, And Familiar Introduction To The Use Of Maps: With A Comprehensive View Of The Present State Of The Earth ... First American From The Latest London Edition, Corrected And Improved, By John Melish. Philadelphia, Printed For John Melish, John Vallance, And H.S. Tanner, No. 209, Chestnut-Street, By G. Palmer. 1814.
List No 0496.020
Note Full color and outline colored map. followed by 2 pages of text. The diagram on the map showing "Scale for Measuring E. & W. distances on every parallel of Latitude. Distances N. & S. ... may be estimated on every Meridian... Any two parallels of Latitude is equal to 10 degree or 600 Geographical Miles." The Half leather, marbled paper covered boards, with gold title on spine - "Juvenile Atlas. 1814." Prime meridian is Greenwich. Relief shown by hachures.
Melish, John
Text Page: Study Of Asia and …
1814
School Atlas
Authors Melish, John
Full Title (Text Page to) Of Asia, &c. (to accompany) A New Juvenile Atlas, And Familiar Introduction To The Use Of Maps: With A Comprehensive View Of The Present State Of The Earth ... First American From The Latest London Edition, Corrected And Improved, By John Melish. Philadelphia, Printed For John Melish, John Vallance, And H.S. Tanner, No. 209, Chestnut-Street, By G. Palmer. 1814.
List No 0496.021
Note Text includes a study Of Europe, and Asia, including Turkey in Asia. Russia in Asia. Chinese Empire and Empire of Japan. The Half leather, marbled paper covered boards, with gold title on spine - "Juvenile Atlas. 1814."
Melish, John
Text Page: Study Of Asia
1814
School Atlas
Authors Melish, John
Full Title (Text Page to) Of Asia, &c. (to accompany) A New Juvenile Atlas, And Familiar Introduction To The Use Of Maps: With A Comprehensive View Of The Present State Of The Earth ... First American From The Latest London Edition, Corrected And Improved, By John Melish. Philadelphia, Printed For John Melish, John Vallance, And H.S. Tanner, No. 209, Chestnut-Street, By G. Palmer. 1814.
List No 0496.022
Note Remainder of study of Asia including Hindostan, Or India Interior. And Exterior Of India. The Half leather, marbled paper covered boards, with gold title on spine - "Juvenile Atlas. 1814."
Melish, John
Text Page: Study Of Asia
1814
School Atlas
Authors Melish, John
Full Title (Text Page to) Of Asia, &c. (to accompany) A New Juvenile Atlas, And Familiar Introduction To The Use Of Maps: With A Comprehensive View Of The Present State Of The Earth ... First American From The Latest London Edition, Corrected And Improved, By John Melish. Philadelphia, Printed For John Melish, John Vallance, And H.S. Tanner, No. 209, Chestnut-Street, By G. Palmer. 1814.
List No 0496.023
Note Remainder of study of Asia. Persia. Independent Tatary. Arabia. Oriental Archipelago. Synopsis Of Asia showing Territory. Area in Square Miles. Computed Population and Chief Cities. And General Observation of Asia. The Half leather, marbled paper covered boards, with gold title on spine - "Juvenile Atlas. 1814."
Melish, John
Text Page: Study Of Asia. Au …
1814
School Atlas
Authors Melish, John
Full Title (Text Page to) Of Asia. Australia. Polynesia. (to accompany) A New Juvenile Atlas, And Familiar Introduction To The Use Of Maps: With A Comprehensive View Of The Present State Of The Earth ... First American From The Latest London Edition, Corrected And Improved, By John Melish. Philadelphia, Printed For John Melish, John Vallance, And H.S. Tanner, No. 209, Chestnut-Street, By G. Palmer. 1814.
List No 0496.024
Note Remainder of study of Asia. Native Products. And study of Australia and Polynesia. The Half leather, marbled paper covered boards, with gold title on spine - "Juvenile Atlas. 1814."
Migeon, J., Desbuissons, L.E …
Asie.
1892
World Atlas
Authors Migeon, J., Desbuissons, L.E.
Full Title Asie. Grave par L. Smith. Dresse Sous La Direction De J. Migeon Par Ch. Lacoste. Migeon, editeur, imp, r. du Moulin Vert, Paris. Ecrit par A. Bizet. (1892). Fillatreau del. and Soudain sc. (for vignette).
List No 0507.044
Note Full color by country. Relief shown by hachures. Vignette of Benares (Varanasi) showing Ganges River.
Mitchell, Samuel Augustus
Map of Asia.
1839
School Atlas
Authors Mitchell, Samuel Augustus
Full Title Map of Asia (with) Map of Palestine or the Holy Land. Entered ... 1839, by S. Augustus Mitchell ... Pennsylvania.
List No 0522.005
Note Without color. Dotted divisions between countries. Capital cities shown by stars.
Mitchell, Samuel Augustus
Map of Asia.
1839
School Atlas
Authors Mitchell, Samuel Augustus
Full Title Map of Asia. Engraved to Illustrate Mitchell's School and Family Geography. No. 12. (with) Map of Palestine or the Holy Land. No. 13. Engraved by J.H. Young. Entered ... 1839, by S. Augustus Mitchell ... Connecticut.
List No 0523.010
Note Map includes the inset of Palestine. In full color by country or region. Explanation of symbols included.
Johnson, A.J.
Russia, Ukraine.
1865
World Atlas
Authors Johnson, A.J.
Full Title Johnson's Russia By Johnson And Ward.
List No 0535.058
Note In full color.
Johnson, A.J.
Asia.
1865
World Atlas
Authors Johnson, A.J.
Full Title Johnson's Asia By Johnson And Ward.
List No 0535.060
Note In full color. Relief shown by hachures. Meridians Greenwich and Washington D.C.
Mitchell, Samuel Augustus
Asia.
1846
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Asia. (with) Australia.
List No 0537.063
Note In full color by territorial ownership.
Mitchell, Samuel Augustus
Asia
1849
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Asia. (inset map) New Holland or Australia.
List No 0545.067
Note Full color map. Scale estimated). Includes explanation chart, showing capitals, important towns, etc. Relief shown by hachures.
Mitchell, Samuel Augustus
Map of Asia.
1860
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Map Of Asia Showing its Gt. Political Divisions, and also the Various Routes of Travel Between London & India, China & Japan &c. 69. Constructed & Engraved by W. Williams Phila. Entered ... 1860, by S. Augustus Mitchell, Jr. ... Pennsylvania.
List No 0565.039
Note Full color by region. Routes with mileage shown from London to India, Hong Kong, China, and the Philippines.
Mitchell, Samuel Augustus
Map Of Hindoostan, Farther I …
1860
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Map Of Hindoostan, Farther India, China, and Tibet. 72. Constructed & Engraved by W. Williams Phila. Entered ... 1860, by S. Augustus Mitchell, Jr. ... Pennsylvania.
List No 0565.041
Note Full color by country and region.
Mitchell, Samuel Augustus Jr …
Map of Asia Showing its Gt. …
1865
World Atlas
Authors Mitchell, Samuel Augustus Jr.
Full Title Map of Asia Showing its Gt. Political Divisions, and, also, the Various routes of Travel Between London & India, China & Japan &c. Constructed & Engraved by W. Williams Phila. Entered ... 1860 by S. Augustus Mitchell, Jr. ... Pennsylvania.
List No 0572.052
Note Full color map by political divisions. Showing routes and distances from place to place. Relief shown by hachures. Prime meridians are Greenwich and Washington, D.C.
Mitchell, Samuel Augustus Jr …
Map of Persia, Turkey in Asi …
1865
World Atlas
Authors Mitchell, Samuel Augustus Jr.
Full Title Map of Persia, Turkey in Asia. Afghanistan, Beloochistan. (inset map) 79. Palestine or the Holy Land. Entered ... 1860 by S. Augustus Mitchell, Jr. ... Pennsylvania.
List No 0572.053
Note Full color map by political divisions. Relief shown by hachures. Prime meridians are Greenwich and Washington, D.C.
Mitchell, Samuel Augustus, W …
Asia.
1880
World Atlas
Authors Mitchell, Samuel Augustus, Williams, W. (Wellington)
Full Title Map of Asia showing its gt. political divisions, and also the various routes of travel between London & India, China & Japan &c. Constructed & engraved by W. Williams, Phila. Entered ... 1879 by S. Augustus Mitchell ... Washington. (1880)
List No 0586.065
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, great wall, etc. Prime meridians: Greenwich and Washington.
Mitchell, Samuel Augustus
Persia, Arabia, Turkey, Afgh …
1880
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Map of Persia, Arabia, Turkey in Asia, Afghanistan, Beloochistan. Entered ... 1879 by S. Augustus Mitchell ... Washington. (1880)
List No 0586.066
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, etc.
Mitchell, Samuel Augustus, W …
Hindoostan, Farther India, C …
1880
World Atlas
Authors Mitchell, Samuel Augustus, Williams, W. (Wellington)
Full Title Map of Hindoostan, Farther India, China, and Tibet. Constructed & engraved by W. Williams, Phila. Entered ... 1879 by S. Augustus Mitchell ... Washington. (1880)
List No 0586.068
Note Hand colored. Relief shown by hachures. Shows provinces, settlements, railroads, rivers, etc. Prime meridians: Greenwich and Washington.
Mitchell, Samuel Augustus Jr …
Asia.
1884
World Atlas
Authors Mitchell, Samuel Augustus Jr.
Full Title Map of Asia showing its gt. political divisions, and also various routes of travel between London & India, China & Japan &c. Constructed & engraved by W. Williams, Phila. Copyright by S. Augustus Mitchell 1884.
List No 0592.066
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, great wall, etc. Prime meridians: Greenwich and Washington.
Mitchell, Samuel Augustus Jr …
Persia, Arabia, Turkey, Afgh …
1884
World Atlas
Authors Mitchell, Samuel Augustus Jr.
Full Title Map of Persia, Arabia, Turkey in Asia, Afghanistan, Beloochistan. Copyright by S. Augustus Mitchell 1884.
List No 0592.067
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, etc.
Mitchell, Samuel Augustus Jr …
Hindoostan, Farther India, C …
1884
World Atlas
Authors Mitchell, Samuel Augustus Jr.
Full Title Map of Hindoostan, Farther India, China and Tibet. Copyright by S. Augustus Mitchell 1884.
List No 0592.069
Note Hand colored. Relief shown by hachures. Shows provinces, settlements, railroads, rivers, etc. Prime meridians: Greenwich and Washington.
Williams, W. (Wellington), M …
Asia.
1890
World Atlas
Authors Williams, W. (Wellington), Mitchell, Samuel Augustus
Full Title Map of Asia showing its gt. political divisions, and also various routes of travel between London & India, China & Japan &c. Constructed & engraved by W. Williams, Phila. Copyright 1887 by Wm. M. Bradley & Bro. (1890)
List No 0594.064
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, great wall, etc. Prime meridians: Greenwich and Washington.
Mitchell, Samuel Augustus
Persia, Arabia, Turkey, Afgh …
1890
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Map of Persia, Arabia, Turkey in Asia, Afghanistan, Beloochistan. Copyright 1887 by Wm. M. Bradley & Bro. (1890)
List No 0594.065
Note Hand colored. Relief shown by hachures. Shows settlements, rivers, etc.
Mitchell, Samuel Augustus
Hindoostan, Farther India, C …
1890
World Atlas
Authors Mitchell, Samuel Augustus
Full Title Map of Hindoostan, Farther India, China and Tibet. Copyright 1887 by Wm. M. Bradley & Bro. (1890)
List No 0594.067
Note Hand colored. Relief shown by hachures. Shows provinces, settlements, railroads, rivers, etc. Prime meridians: Greenwich and Washington.
Morse, Jedidiah, Morse, Sidn …
Asia.
1828
School Atlas
Authors Morse, Jedidiah, Morse, Sidney E. (Sidney Edwards), 1794-1871
Full Title Asia. J.W. Barber sc. (with) Syria. (Published by Richardson & Lord. Sold also by Collins & Hannay, New-York, 1828)
List No 0627.006
Note Engraved map. Hand colored. Relief shown by hachures.
Morse, Jedidiah, Morse, Sidn …
Outline Asia, S. America, et …
1828
School Atlas
Authors Morse, Jedidiah, Morse, Sidney E. (Sidney Edwards), 1794-1871
Full Title Outline of Asia. Outline of S. America. Outline of Africa. Outline of the U. States. Outline of N. America. (Published by Richardson & Lord. Sold also by Collins & Hannay, New-York, 1828)
List No 0627.008
Note Five engraved outline maps. Hand colored.
Pinkerton, John, 1758-1826
Asia.
1814
World Atlas
Authors Pinkerton, John, 1758-1826
Full Title Asia. Drawn under the direction of Mr. Pinkerton by L. Hebert. Neele sculpt. 352 Strand. London: published 1st. Jany. 1814, by Cadell & Davies, Strand & Longman, Hurst, Rees, Orme, & Brown, Paternoster Row.
List No 0732.032
Note Engraved map. Full hand col. Relief shown by hachures. "Pinkerton's modern atlas."
Pinkerton, John, 1758-1826
Turkey in Asia.
1813
World Atlas
Authors Pinkerton, John, 1758-1826
Full Title Turkey in Asia. Drawn under the direction of Mr. Pinkerton by L. Hebert. Neele sculpt. 352 Strand. London: published Sepr. 1st. 1813, by Cadell & Davies, Strand & Longman, Hurst, Rees, Orme, & Brown, Paternoster Row.
List No 0732.033
Note Engraved map. Full hand col. Relief shown by hachures. "Pinkerton's modern atlas."
Polish Army Topography Servi …
Asia. Pergamon World Atlas.
1967
World Atlas
Authors Polish Army Topography Service
Full Title Asia. Pergamon World Atlas. Pergamon Press, Ltd. & P.W.N. Poland 1967. Sluzba Topograficzna W.P.
List No 0737.139
Note Eight maps depicting: geology, geomorphology, population density, nations (ethnic groups), soils, vegetation, and communications.
Polish Army Topography Servi …
Asia. Pergamon World Atlas.
1967
World Atlas
Authors Polish Army Topography Service
Full Title Asia. Pergamon World Atlas. Pergamon Press, Ltd. & P.W.N. Poland 1967. Sluzba Topograficzna W.P.
List No 0737.140
Note One physical map of Asia. Two maps at 1:80,000,000 depicting: annual precipitation and climates.
Polish Army Topography Servi …
Asia - Political. Pergamon W …
1967
World Atlas
Authors Polish Army Topography Service
Full Title Asia - Political. Pergamon World Atlas. Pergamon Press, Ltd. & P.W.N. Poland 1967. Sluzba Topograficzna W.P.
List No 0737.141
Note Two historical maps depicting: Colonial Empires 1937, and Decline of Colonialism 1941-1963. One political map of Asia.
Raisz, Erwin
The Near East
1944
World Atlas
Authors Raisz, Erwin
Full Title The Near East. (to accompany) Atlas Of Global Geography. By Erwin Raisz. Lectures in Cartography, Institute Of Geographical Exploration, Harvard University, Cambridge, Mass. ... Global Press Corporation, Publishers. New York, N.Y. Sole Distributors: Harper & Brothers, New York. (on verso) Copyright 1944, by Global Press Corporation.
List No 0744.025
Note Color maps. Accompanied by text, ills., and location map. Relief shown pictorially and by hachures. With paper dust jacket. On the jacket it states that this is an "entirely new kind of atlas - A beautiful and informative book of 'global' maps, giving a plane's-eye view of tomorrow's geography..."
Reichard, C. G.
Asien.
1822
World Atlas
Authors Reichard, C. G.
Full Title Asien von C.G. Reichard. Nurnberg, bei Fr. Campe. (1822)
List No 0844.006
Note Map with outline hand coloring. Relief shown by hachures. Prime meridian: Ferro.
Reichard, C. G.
Ostindien.
1822
World Atlas
Authors Reichard, C. G.
Full Title Ostindien von C.G. Reichard. Nurnberg, bei Fried. Campe. (1822)
List No 0844.028
Note Map with outline hand coloring. Relief shown by hachures. Prime meridian: Ferro.
Society for the Diffusion of …
(World, gnomonic proj. IV. A …
1831
World Atlas
Authors Society for the Diffusion of Useful Knowledge (Great Britain)
Full Title (World on gnomonic projection. IV. Asia). No.4. Published by Baldwin & Cradock, 47 Paternoster Row June 1831. Under the superintendence of the Society for the Diffusion of Useful Knowledge. Engraved by J. & C. Walker.
List No 0890.007
Note Engraved map. No. 4 of 6 sheets. Country boundaries hand col. Relief shown by hachures. Shows tidal information including cotidal isolines. Issued earlier and separately. Title from contents page.
Society for the Diffusion of …
Asia.
1840
World Atlas
Authors Society for the Diffusion of Useful Knowledge (Great Britain)
Full Title Asia. Published under the superintendence of the Society for the Diffusion of Useful Knowledge. Engraved by J. & C. Walker. London, published by Chapman & Hall, 186 Strand, Jany. 1st. 1840 (1844)
List No 0890.079
Note Engraved map. Relief shown by hachures and spot heights. Country borders hand col. Includes population table by country.
1 2 3 4 5 6 7 8 9 10
51-100 of 494
     
     
 
Sort Options
Select fields to sort by. Then, click the sort button.
Primary sort field


Secondary sort field


Tertiary sort field


Quaternary sort field