Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

184938 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 6226, results 155626 - 155650

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology and mineral resources of central Antioquia Department (Zone IIA), Colombia
R.B. Hall, Jairo Alvarez A., Hector Rico H.
1973, Open-File Report 73-97
This report summarizes the geology of an area of some 6000 square kilometers in the northern part of the Central Cordillera of the Colombian Andes. The area, in north-central Department of Antioquia, was mapped between 1964 and 1968 as part of the Inventario Minero Nacional (IMN) project. Mineral resources are...
A review of benthic faunal surveys in San Francisco Bay
Frederic H. Nichols
1973, Circular 677
During the past 60 years, considerable effort has been expended in studies of the relations of the biotic community and physicochemical characteristics of San Francisco Bay water. In very recent years these studies have emphasized the relations between the 'state of health' of bottom-living invertebrates (the benthos) and the levels...
Bedrock topography of south-central Iowa
J.W. Cagle
1973, IMAP 763
The bedrock surface in Iowa is covered nearly everywhere by unconsolidated deposits of glacial drift and alluvium which range in thickness from less than 1 foot to more than 400 feet, and from less than 1 foot to about 60 feet, respectively. The bedrock surface is the result of a...
Waterfowl status report, 1972.
Everett B. Chamberlain (compiler), Douglas S. Benning, Edgar L. Ferguson, Morton M. Smith, Jade L. Hall
1973, Special Scientific Report - Wildlife 166