Nature and Origin of Deposits of Phosphate of Lime (open access)

Nature and Origin of Deposits of Phosphate of Lime

A report which provides information about American phosphate of lime deposits.
Date: 1888
Creator: Penrose, R. A. F., Jr.
System: The UNT Digital Library
On Invertebrate Fossils from the Pacific Coast (open access)

On Invertebrate Fossils from the Pacific Coast

A report about fossils from the Chico-Téjon series of California. These fossils constitute additions to the already known molluscan fauna of an important series of rich strata.
Date: 1889
Creator: White, Charles A.
System: The UNT Digital Library
The Upper Beaches and Deltas of the Glacial Lake Agassiz (open access)

The Upper Beaches and Deltas of the Glacial Lake Agassiz

A report about the exploration of the extinct Lake Agassiz, now a prairie, in Minnesota that was explored in 1879 and 1881.
Date: 1887
Creator: Upham, Warren
System: The UNT Digital Library