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Publication Extents

Not all publications have extents, not all extents are completely accurate
Map showing length of freeze-free season in the Salina quadrangle, Utah
1972, IMAP 591-E
In general, long freeze-free periods occur at low elevations, and short freeze-free periods occur at high elevations. But some valley floors have shorter freeze-free seasons than the glancing foothills because air cooled at high elevations flows downward and is trapped in the valleys. This temperature pattern occurs in the western...
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...
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...