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

165699 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 5658, results 141426 - 141450

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Map showing relative ease of excavation in the Salina quadrangle, Utah
Paul L. Williams
1972, IMAP 591-J
This map shows the relative ease (or difficulty) with which rocks and surficial deposits can be excavated. Because of rapidly changing technology of excavation and considerable local variability of many rock units, it is not practical to specifically categorize rock units according to type of equipment needed for their excavations....
Geologic map of the Hommel quadrangle of the Moon
T.A. Mutch, R.S. Saunders
1972, IMAP 702
The Hommel quadrangle is in the southeast highlands of the earthside hemisphere of the Moon. The major geologic units are smooth and ridged <span class="NormalTextRun SCXW160887891...
Geologic map of the Colombo Quadrangle of the Moon
D. P. Elston
1972, IMAP 714
Relative ages of structures and geologic units have been determined from intersection and apparent overlap relations and from morphologic freshness reflecting degree of preservation. The fivefold crater-age sequence is based on the classification of Shoemaker and Hackman (1962<span...
Geologic map of the Macrobius Quadrangle of the Moon
D. H. Scott, H. A. Pohn
1972, IMAP 799
The Macrobius quadrangle is in the northeast quadrant of the Moon’s near side. Although predominantly a highland area centered around the Taurus Mountains (Montes Taurus), it is bounded by...
Geologic map of the Plato Quadrangle of the Moon
J. W. M’Gonigle, D.G. Schleicher
1972, IMAP 701
The Plato quadrangle in north-central part of the Moon lies within a series of concentric depressed and raised rings surrounding the Imbrium basin, the center of which lies about 335 km southwest...