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Map of a reconnaissance of the approaches to Philadelphia showing the positions and lines of defence on the north front of the city /
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 Site: American Memory-cultural - Main Catalog Original Format: Map Date: 1863 View catalog record -
Map of a reconnaissance of the approaches to Philadelphia showing the positions and lines of defence on the north front of the city /
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 Site: American Memory-cultural - Main Catalog Original Format: Map Date: 1863 View catalog record -
General diagram : [western Philadelphia city and adjacent portions of Delaware and Montgomery counties, Pennsylvania].
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 Site: American Memory-cultural - Main Catalog Original Format: Map Date: 1863 View catalog record -
Map of a reconnoissance [sic] of the approaches to Philadelphia showing the positions and lines of defence on the west front of the city /
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 Site: American Memory-cultural - Main Catalog Original Format: Map Date: 1863 View catalog record
![[Coast of Maine from Frenchmans Bay to Mosquito Harbor].](/collections/static/american-revolutionary-war-maps/images/np000011.jpg)




![[Rough sketch of the Rich Mountain battle area extending from Beverly, W. Va. to Clarksburg].](/collections/static/hotchkiss-maps/images/cwh00078.jpg)



![[Map of Chancellorsville battlefield, May 3-4, 1863].](/collections/static/hotchkiss-maps/images/cwh00138.jpg)












![[Map of cavalry engagement near Bridgewater, Va. Oct. 4th and 5th, 1864]](/collections/static/hotchkiss-maps/images/cwh00193.jpg)






![[Sketch of the Manassas battlefield].](/collections/static/hotchkiss-maps/images/cwh00108.jpg)