Maps of the Watchung area from Revolutionary War On
Batlegrounds of the revolution show the 2 passes thru the Blue Hills (now known as the Watchung Mountains)
1918 (and 1913) map show what would to be Watchung in North Plainfield labeled Watchung from Rutgers Historical Maps of NJ
1873 map Atlas of Somerset County by Beers, Beer, Comstock and Cline
1908 map of Plainfield and North Plainfield
Map Henry Guinard showing ice house and public school
1910 Map by Sanborn Fire Insurance from Plainfield Union and Somerset Counties Library of Congress showing Plainfield Ice & supply Texier and police station
David Rumsey Historical Map Collection
1872 Topographical map of Hunterdon and Somerset County by Beers, Beer, Comstock and Cline
1890 map show what would to be Watchung in North Plainfield but labeled Washington Vi[lle]
1838 map shows Millington, Long Hill Mt Bethel, Warren, and the railroad, but Watchung area has NO label