Alcova limestone southeast of Alcova; a near view of the limestone on North Platte River, showing details of bedding, where invertebrates of probable Triassic age were found. Natrona County, Wyoming. 1922.
Dates
Date Taken
1922
Summary
Alcova limestone southeast of Alcova; a near view of the limestone on North Platte River, showing details of bedding, where invertebrates of probable Triassic age were found in it. Natrona County, Wyoming. 1922. Plate 21-B in U.S. Geological Survey. Professional paper 149. 1927.
Summary
Alcova limestone southeast of Alcova; a near view of the limestone on North Platte River, showing details of bedding, where invertebrates of probable Triassic age were found in it. Natrona County, Wyoming. 1922. Plate 21-B in U.S. Geological Survey. Professional paper 149. 1927.
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