Survey report and outdoor laboratory plan.
Contributors: Mid-Hudson Regional Supplementary Education Center
Publisher: National Audubon Society
Published: 1967
Place of publication: New York
Language: eng
Subjects: Outdoor education -- Hudson Valley.
Notes: On cover: ERIC reports.

Performed pursuant to grant from the U.S. Office of Education, Dept. of Health, Education and Welfare.

Photocopy. Bethesda, Md., Leasco Information products, [1967?]