Geological Survey

Bulletin - United States Geological Survey Volume 435

Bulletin - United States Geological Survey Volume 385-390

Bulletin of the United States Geological Survey Volume 97-99

Bulletin - United States Geological Survey Volume 457

Bulletin - United States Geological Survey Volume 379

Bulletin - United States Geological Survey Volume 123-126

Bulletin of the United States Geological Survey Volume 27

Bulletin of the United States Geological Survey Volume 37

Bulletin - United States Geological Survey Volume 695

Bulletin - United States Geological Survey Volume 542-544

Bulletin - United States Geological Survey Volume 464

Bulletin - United States Geological Survey Volume 637

Bulletin of the United States Geological Survey Volume 192-196

Bulletin - United States Geological Survey Volume 21-27

Bulletin - United States Geological Survey Volume 209

Bulletin - United States Geological Survey Volume 522-524

Bulletin - United States Geological Survey Volume 702-705

Bulletin - United States Geological Survey Volume 55-64

Bulletin - United States Geological Survey Volume 471

Bulletin - United States Geological Survey Volume 443

Bulletin - United States Geological Survey Volume 215

Bulletin - United States Geological Survey Volume 572

Bulletin - United States Geological Survey Volume 436-439

Bulletin of the United States Geological Survey Volume 142-148