Quadrangle map of West Pensacola, Florida.

The 7.5 minute series was a project initiated by the United States Geological Survey to create a standardized cartographic system for the United States. The detailed series, which spans the twentieth-century, produced more than 55,000 uniform maps of forty-eight states.

Bibliographic Details
Main Author: Geological Survey (U.S.)
Format: Electronic
Published: Alabama Department of Archives and History
Subjects:
Online Access:http://cdm17217.contentdm.oclc.org/cdm/ref/collection/maps/id/5698
Description
Summary:The 7.5 minute series was a project initiated by the United States Geological Survey to create a standardized cartographic system for the United States. The detailed series, which spans the twentieth-century, produced more than 55,000 uniform maps of forty-eight states.