Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Mayhew
1953
Experimental
Mallard
Box 1
E 74
Date
Relative Humidity
Temp. (°C.)
5/28
46
37
6/1
46
37
6/7
54
38
6/8
48
38
6/14
45
38
6/15
45
38
6/18
41
37.5