Volume 8, Number 4
|National Park Service
Grand Canyon National Park
|Grand Canyon Natural|
This publication is issued monthly for the purpose of
recording observations and of making known the results of research and
scientific investigation in the Grand Canyon region in the fields of
natural history, history and related subjects. It is published by the
Natural History Association for the Grand Canyon National Park.
Membership in this Association is $1.00 per year and includes a
subscription to Nature Notes, Additional copies of Nature Notes may be
obtained at 10¢ each by addressing The Grand Canyon Natural History
Association, Grand Canyon, Arizona.
|M. R. Tillotson,
|Edwin D. McKee,|
Table of Contents
Toroweap - The New Grand Canyon National Monument
Ben H. Thompson, Wild Life Division, National Park Service.
Over Abundant Chipmunks
Barbara R. McKee, Grand Canyon.
Some Jaspers of Grand Canyon and Their Significance
Edwin D. McKee, Park Naturalist.
Illustrations by Florence Satterwhite.