
Green Pond Mountain dominates the landscape of northern Morris County, where the industrial legacy of iron mining intersects with mid-century suburban expansion and sprawling wildlife areas. The topography reflects a history of extraction at sites like the Mount Hope Mine and Richard Mine, which sit near the established settlements of Middletown and Wharton. To the north, the massive footprint of the Picatinny Arsenal occupies the valley beside Picatinny Lake, illustrating the significant military presence that shaped local land use through the latter half of the 20th century.
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1888 · Franklin
USGS Topo · 1:62,500
1888 · Morristown
USGS Topo · 1:62,500
1888 · Lake Hopatcong
USGS Topo · 1:62,500
1891 · Greenwood Lake
USGS Topo · 1:62,500
1893 · Greenwood Lake
USGS Topo · 1:62,500
1894 · Morristown
USGS Topo · 1:62,500
1894 · Lake Hopatcong
USGS Topo · 1:62,500
1894 · Franklin
USGS Topo · 1:62,500
1897 · Franklin
USGS Topo · 1:62,500
1898 · Lake Hopatcong
USGS Topo · 1:62,500