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Browse more than 160,000 publications authored by our scientists over the past 100+ year history of the USGS.  Publications available are: USGS-authored journal articles, series reports, book chapters, other government publications, and more.

Filter Total Items: 162306

The rate of growth of stalactites

No abstract available.

Chemical activation of quartz surfaces

No abstract available.

Marking geological specimens

No abstract available. 

Thirty-seventh annual report of the Director of the United States Geological Survey

The appropriations for the work of the United States Geological Survey for the fiscal year 1915-16 comprised items amounting to $1,570,520. The plan of operations was approved by the Secretary of the Interior, and detailed statements of the work performed are given in this report.

The volcanic history of the San Juan Mountains, Colorado

The San Juan Mountains, which are made up chiefly of volcanic rocks, are located in southwestern Colorado and occupy a rudely circular area of over 10,000 square miles, or larger than the state of Massachusetts. They have been studied and mapped geologically by the United States Geological Survey, chiefly by field parties under Whitman Cross and Esper S. Larsen.

Multiple glaciation in the Sierra Nevada

No abstract available.

Note on the estimation of borate in natural waters

No abstract available.