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Description: |
11 pages illustrations 28 cm |
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General Note: |
"A contribution from Illinois Federal Aid Project no. 30-R, the Illinois Department of Conservation, the United States Bureau of Sport Fisheries and Wildlife, and the Illinois Natural History Survey, cooperating." |
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Bibliography Note: |
Includes bibliographical references (page 11). |
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Additional Physical Forms: |
Online version: Labisky, Ronald F. Night-lighting. Urbana, 1959 (OCoLC)872172340 |
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Series Added Entry: |
Biological notes ; no. 40. |