[No title. Sketch related to triangulation and City Hall], 1884 ca.

Plan

Title:
[No title. Sketch related to triangulation and City Hall]
Creator:
Not named
Date Created:
1884 ca.
Physical Format:
22 x 28 in.
Coverage:
Philadelphia. City Hall
Identifier:
RC-Q-09b
Media:
Paper
Map Features:
Location of triangulation points used to create accurate surveys
Image Note:
The colors in this image may have been adjusted to enhance legibility, and may not accurately reflect the original item.
Source:
Philadelphia Streets Department, Survey and Designs Bureau
Image File(s)
RC-Q-09b.​jp2