DescriptionU.S. Geological Survey of the Dover quadrangle which encompasses most of the state of Delaware, the north-eastern portion of Maryland and a small segment of south-western New Jersey.
Time PeriodThe Emergence of Modern America (1890-1930)
DescriptionNew Jersey state map created as part of a geological survey by J. C. Smock, state geologist to map out watersheds. Pumping stations and watersheds are indicated in color.
Time PeriodThe Emergence of Modern America (1890-1930)
DescriptionWater shed of Passaic River, extending through Passaic, Sussex, Morris, Essex, Bergen, Union and Somerset counties. Map part of geological survey performed by George H. Cook, state geologist and John...