tDAR Logo tDAR digital antiquity

Upper Cretaceous (Other Keyword)

1-3 (3 Records)

Appraisal of the Paleontological Resources of Nine Reservoirs in the Missouri River Basin: Supplement (1953)

DOCUMENT Theodore E. White.

This report has been prepared for the River Basin Recreation Survey, Region Two Office, National Park Service, in accordance with a “Memorandum of Understanding” between the Smithsonian Institution and the National Park Service, approved October 9, 1945. The report is an appraisal of the paleontological resources of nine reservoir areas in five sub-basins in the Missouri River Basin drainage area. The nine reservoirs were prospected for paleontological materials at various times during the...


Phytolith Analysis of Samples from Voyageurs National Park, Minnesota (1980)

DOCUMENT Susan Collins. George Rapp, Jr.. John A. Gifford. Dennis Rondine. Margaret Thompson.

Seventy-six plant samples and forty sediment samples from voyageurs National Park were analyzed for phytoliths. Leaf, stem, root, inflorescence, and where possible, seed phytoliths were extracted from each plant sample as a key against which sediment phytoliths could be compared. All phytoliths were examined by light microscopy using a research petrographic microscope equipped with a Nomarski Differential Interference Contrast (DIC) system. Some phytoliths were also studied using a Scanning...


Preliminary Appraisal of the Archeological Resources of Onion Flat, Soral Creek, and Raft Lake Reservoirs, Big Horn River Basin, Fremont County, Wyoming (1949)

DOCUMENT Richard P. Wheeler.

Archeological Investigations of the proposed Onion Flat, Soral Creek, and Raft Lake reservoirs, in the Big Horn River Basin, Fremont County, Wyoming, were made in June and July, 1949, by the Missouri River Basin Survey, Smithsonian Institution, The reservoirs are irrigation projects of the Bureau of Reclamation (see map accompanying this report), The surveys, made in accord with the memorandum of understanding between the Smithsonian Institution and the National Park Service, were undertaken in...

Arizona State University The Andrew W. Mellon Foundation National Science Foundation National Endowment for the Humanities Society for American Archaeology Archaeological Institute of America