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  • General diagram : [western Philadelphia city and adjacent portions of Delaware and Montgomery counties, Pennsylvania].

    General diagram : [western Philadelphia city and adjacent por...

    Topographic map showing proposed and existing Civil-War batteries and defensive positions immediately west of Philadelphia. Relief shown by contours and hachures. Title from southern sheet. Partial tracing of the 1863 ms. topographic ...

    • Contributor: United States Coast Survey
    • Original Format: Maps
    • Date: 1863

    Look inside: 14 results

  • Map of a reconnaissance of the approaches to Philadelphia showing the positions and lines of defence on the north front of the city /

    Map of a reconnaissance of the approaches to Philadelphia sho...

    Topographic map of the northern part of Philadelphia County and small adjacent part of Montgomery County showing proposed 1st-, 2nd-, and 3rd-order Civil War batteries. Signed in handwriting: George Davidson, Asst. Engr. ...

    • Contributor: United States Coast Survey
    • Original Format: Maps
    • Date: 1863
  • Map of a reconnoissance [sic] of the approaches to Philadelphia showing the positions and lines of defence on the west front of the city /

    Map of a reconnoissance [sic] of the approaches to Philadelph...

    Topographic map of western Philadelphia and small adjacent parts of Montgomery and Delaware counties showing 1st- and 2nd-order Civil War earthworks and batteries. Relief shown by contours, hachures, and spot heights. Pen-and-ink, ...

    • Contributor: United States Coast Survey
    • Original Format: Maps
    • Date: 1863
  • Map of a reconnaissance of the approaches to Philadelphia showing the positions and lines of defence on the north front of the city /

    Map of a reconnaissance of the approaches to Philadelphia sho...

    Topographic map of northern Philadelphia and small adjacent part of Montgomery County showing Civil War earthworks and batteries. Relief shown by contours and hachures. Signed in handwriting (brown ink): George Davidson, Assistant ...

    • Contributor: United States Coast Survey
    • Original Format: Maps
    • Date: 1863