David Rumsey
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Conshohocken, Montgomery County, Pennsylvania.
2875.023
pilot
Plan of Conshohocken, Montgomery County, Pa. From Official Records, Private Plans and Actual Surveys by H.W. Hopkins. C.E. Drawn by G.M. Hopkins. C.E.
1871
Hopkins, G.M.
G.M. Hopkins & Co.
67 × 53 cm
1 : 3600