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Concepts and techniques of dendrochronology

Ferguson
[From first paragraph] Dendrochronology may be defined as the study of the chronological sequence of annual growth rings in trees. The concepts and techniques of the science, as presented here, reflect the work and practice of the Laboratory of Tree…
Type: Document
Year: 1970

Further archaeological evidence on the effects of teosinte introgression in the evolution of modern maize

Galinat, Ruppe
Another large and significant collection of prehistoric maize cobs (Zea Mays L.) with Tripsacoid characteristics that are indicative of introgression from either Tripsacum spp. or its maize derivative, teosinte (Zea mexicana Reeves and Mangelsdorf…
Type: Document
Year: 1961

The geographic range of the historic bison in the southeast

Rostlund
[no description entered]
Type: Document
Year: 1960

Archaeological evidence on the diffusion and evolution of maize in northeastern Mexico

Mangelsdorf, MacNeish, Galinat
[no description entered]
Type: Document
Year: 1956

Archaeological evidence on the evolution of maize in northwestern Mexico

Mangelsdorf, Lister
[no description entered]
Type: Document
Year: 1956

Estimates of teosinte introgression in archaeological maize

Galinat, Mangelsdorf, Pierson
[no description entered]
Type: Document
Year: 1956

Fire as the first great force employed by man

Stewart
From the text...'The unrestricted burning of vegetation appears to be a universal culture trait among historic primitive peoples and therefore was probably employed by our remote ancestors. Archeology indicates that extensive areas of the Old and…
Type: Document
Year: 1956

New archaeological evidence on evolution in maize

Mangelsdorf, Smith
[no description entered]
Type: Document
Year: 1949

Southern Appalachian grass balds as evidence of Indian occupation

Wells
[no description entered]
Type: Document
Year: 1938

Fire as an agent in human culture

Hough
[no description entered]
Type: Document
Year: 1926