The South Branch Raritan River serves as the central artery for this part of Somerset and Hunterdon counties, its banks dotted with historic milling sites including Rowland Mills, Darts Mills, and Holcomb Mills. This survey reveals a landscape where colonial-era crossroads and early 19th-century industrial hubs have evolved into a mix of residential centers and protected lands. To the north, the massive Round Valley Reservoir and the Round Valley South Dam dominate the terrain alongside the prominent ridge of Cushetunk Mountain. Genealogists will find significant value in the documentation of several local burial grounds, ranging from the Flemington Presbyterian Cemetery to the Newell Cemetery near Stanton. The railway network, featuring the Lehigh Valley RR and its connection at Flemington Junction, underscores the area's historical role as a transit corridor between the Delaware River and the urban centers to the east.
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1888 · Princeton
USGS Topo · 1:62,500
1890 · High Bridge
USGS Topo · 1:62,500
1890 · Lambertville
USGS Topo · 1:62,500
1891 · Somerville
USGS Topo · 1:62,500
1891 · Lambertville
USGS Topo · 1:62,500
1893 · Somerville
USGS Topo · 1:62,500
1894 · Princeton
USGS Topo · 1:62,500
1894 · Lambertville
USGS Topo · 1:62,500
1898 · High Bridge
USGS Topo · 1:62,500
1898 · Somerville
USGS Topo · 1:62,500