|
41. The South Shetland and South Orkney Islands with the tracks of the several discoverers
J. & C. Walker (Firma)
- 1839
|
|
42. Stanley Harbour with Ports William and Harriet
J. & C. Walker (Firma)
- 1847
|
|
Vidal Alexander Thomas Emeric 1792-1863
- 1893
|
|
44. Tupelo quadrangle, Mississippi
Geological Survey (Estados Unidos)
- 1923
|
|
45. Wabasha quadrangle, Minnesota Wisconsin
Geological Survey (Estados Unidos)
- 1932
|
|
46. Zalma quadrangle, Missouri
Geological Survey (Estados Unidos)
- 1935
|
