Geological Survey

Bulletin - United States Geological Survey Volume 546

Bulletin - United States Geological Survey Volume 329-330

Bulletin - United States Geological Survey Volume 614

Bulletin - United States Geological Survey Volume 52

Bulletin of the United States Geological Survey Volume 24

Bulletin - United States Geological Survey Volume 462

Bulletin - United States Geological Survey Volume 310; No. 338

Bulletin of the United States Geological Survey Volume 72-75

Bulletin - United States Geological Survey Volume 348-355

Bulletin of the United States Geological Survey Volume 150-151

Bulletin - United States Geological Survey Volume 606

Bulletin - United States Geological Survey Volume 430

Bulletin - United States Geological Survey Volume 657

Bulletin - United States Geological Survey Volume 358

Bulletin - United States Geological Survey Volume 194-203

Bulletin - United States Geological Survey Volume 411-413

Bulletin - United States Geological Survey Volume 327

Bulletin of the United States Geological Survey Volume 19

Bulletin - United States Geological Survey Volume 604

Bulletin - United States Geological Survey Volume 619

Bulletin - United States Geological Survey Volume 552

Bulletin - United States Geological Survey Volume 278

Bulletin - United States Geological Survey Volume 521

Bulletin - United States Geological Survey Volume 32-38