Geological Survey

U.S. Geological Survey Professional Paper Volume 42

Bulletin Volume 708

Professional Paper Volume 1619-1624

Geological Survey Professional Paper Volume 1036-1043

Professional Paper Volume 103-104

Geological Survey Professional Paper Volume 580

Geological Survey Bulletin Volume 1332-1337

U.S. Geological Survey Professional Paper Volume 75

Geological Survey Professional Paper Volume 612

United States Geological Survey Professional Paper Volume 1043

Geological Survey Bulletin Volume 1210

Bulletin Volume 820-822

Geological Survey Professional Paper Volume 711, Pts. 1-2

U.S. Geological Survey Professional Paper Volume 101

Geological Survey Bulletin Volume 1027

Geological Survey Professional Paper Volume 850-852

Circular Volume 859-865

Bulletin Volume 382-392

Bulletin Volume 713

U.S. Geological Survey Professional Paper Volume 98

Geological Survey Professional Paper Volume 1003-1009

Geological Survey Professional Paper Volume 330-332

Geological Survey Professional Paper Volume 543

Geological Survey Professional Paper Volume 976-983