1892
Nord-Amerika.
Berghaus, Herma
1578.012
|
1887
Geological Map
Becker, George
4580.002
|
1887
Geological Map
Becker, George
4580.003
|
1887
Geological Map
Becker, George
4580.004
|
1887
Geological Map
Becker, George
4580.005
|
1887
Ore-Bodies and
Becker, George
4580.006
|
1887
Plan of the New
Becker, George
4580.007
|
1887
Longitudinal Se
Becker, George
4580.008
|
1887
North and South
Becker, George
4580.009
|
1887
East and West V
Becker, George
4580.010
|
1887
Plan of the Cla
Becker, George
4580.011
|