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index to topographic and other map coverage
Puerto Rico and the Virgin Islands, index to topographic and other map coverage
Index to topographic and other map coverage, Puerto Rico and the Virgin Islands
1 map : color ; 33 x 64 cm, on sheet 130 x 81 cm, folded to 22 x 27 cm
published and distributed by United States Geological Survey national mapping program.
"This index is designed to inform map users of the various map series, special maps, and map byproducts produced and distributed by the U.S. Geological Survey"--Back panel.
Alternate title: Primary map series, 1:24 000 scale.
Information contained in this index map is valid indefinitely.
Refer to the companion Catalog of topographic and other published maps which lists names, dates, and prices of maps currently available, and is updated and reissued periodically.