1890 – U.S. Geological Survey – Topography Map
New Jersey – Pennsylvania – Lambertville Sheet
Edition of Dec. 1890; Scale 1/62500
Much of Hopewell Township – Lambertville west to Hopewell Boro
No symbols for buildings
Tag – HwTwp
File – 1890-HwTwp-USGS-NJ-Topo-Lambertville-USGS.jpg