Hopkins, Griffith Morgan
Found in 7 Collections and/or Records:
Map of Azoic and Paleozoic Formations including the Iron-Ore and Limestone Districts
Map, in two parts, shows azoic and paleozoic formations in New Jersey. It also contains several relevant cross-sections.
Map of Cretaceous Formations including the Green-Sand Marl Beds
Map shows cretaceous formations in New Jersey, accompanied by relevant cross-sections, columnar sections, and a color key.
Map of Group of Iron Mines in Morris County
Map, in two parts, shows the locations of iron mines in Morris County, New Jersey, in 1868.
Map of Oxford Furnace Iron-Ore Veins. Warren County
Map shows the Oxford Furnace Iron Ore vein in Warren County, New Jersey.
Map of Tertaiary and Recent Formations of Southern New Jersey
Map shows tertiary and recent formations in southern New Jersey, accompanied by an explanatory table of colors.
Map of Triassic Formation including the Red Sandstone and Trap Rocks of Central New Jersey
Map shows triassic formations in New Jersey, with an explanatory table of colors and some relevant cross-sections.
Map of Zinc Mines of Sussex County
Map focuses on zinc mines in Sussex County, New Jersey. It also shows topography of the county, with some cross-sections.