Permission to use illustrative material as listed below is gratefully
acknowledged.
The Denver Museum of Natural History: Figure 30, specimen 4; Figure 68,
No. 5; Figure 70, Nos. 1, 2, and 3; Figure 71, Nos. 3 and 4; Figure 72,
Nos. 1 and 3 from _Ancient Man in North America_ by H. M. Wormington,
Denver, 1957.
Oklahoma Anthropological Society: Plates 8F, 13D, 26F, 27C, 37F, 40D,
and 41C from _Guide to the Identification of Certain American Indian
Projectile Points_ by R. E. Bell, Special Bulletin No. 1, Norman, 1958.
American Antiquity: Figure 1b from _A New Point Type from Hell Gap
Valley, Eastern Wyoming_ by George A. Agogino, Vol. 26, No. 4, April
1961.
Museum of New Mexico Press
Santa Fe 1965
_Drawings by Helene Warren_
[Illustration: Endpapers]