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1882
Cover: Geology, Comstock Lod …
Becker, George F.
1566A
1882
Title Page: Geology of the C …
Becker, George F.
1566B
1882
Index: Geology, Comstock Lod …
Becker, George F.
1566C
1882
Map of the Washoe District S …
Becker, George F.
1566.001
1882
Geological Map of the Washoe …
Becker, George F.
1566.002
1882
Vertical Cross Sections of t …
Becker, George F.
1566.003
1882
Vertical Cross Sections of t …
Becker, George F.
1566.004
1882
Vertical Cross Sections of t …
Becker, George F.
1566.005
1882
Horizontal Section of the Co …
Becker, George F.
1566.006
1882
Horizontal Section of the Co …
Becker, George F.
1566.007
1882
Longitudinal Vertical Projec …
Becker, George F.
1566.008
1882
Longitudinal Vertical Projec …
Becker, George F.
1566.009
1882
Longitudinal Vertical Projec …
Becker, George F.
1566.010
1882
Comstock Mine Maps. Number I …
Becker, George F.
1566.011
1882
Comstock Mine Maps. Number I …
Becker, George F.
1566.012
1882
Comstock Mine Maps. Number I …
Becker, George F.
1566.013
1882
Comstock Mine Maps. Number I …
Becker, George F.
1566.014
1882
Comstock Mine Maps. Number V …
Becker, George F.
1566.015
1882
Comstock Mine Maps. Number V …
Becker, George F.
1566.016
1882
Comstock Mine Maps. Number V …
Becker, George F.
1566.017
1882
Comstock Mine Maps. Number V …
Becker, George F.
1566.018
1882
Comstock Mine Maps. Number V …
Becker, George F.
1566.019
1887
Title Page: Geology of the Q …
Becker, George F.
4580B
1887
Table of Contents: Geology o …
Becker, George F.
4580C
1887
Geological Map of the Clear …
Becker, George F.
4580.001
1887
Geological Map of the Sulphu …
Becker, George F.
4580.002
1887
Geological Map of the Knoxvi …
Becker, George F.
4580.003
1887
Geological Map of the New Id …
Becker, George F.
4580.004
1887
Geological Map of the New Al …
Becker, George F.
4580.005
1887
Ore-Bodies and Topography of …
Becker, George F.
4580.006
1887
Plan of the New Almaden Mine …
Becker, George F.
4580.007
1887
Longitudinal Section of the …
Becker, George F.
4580.008
1887
North and South Sections vic …
Becker, George F.
4580.009
1887
East and West Vertical Secti …
Becker, George F.
4580.010
1887
Plan of the Clay Walls, New …
Becker, George F.
4580.011
1887
Steam-Boat Springs, Nevada.
Becker, George F.
4580.012