Variation, by E. Bruce Holmes 41812 [Full title: Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)] [Link: http://www.gutenberg.org/4/1/8/1/41812 ] [Files: 41812.txt; 41812-8.txt; 41812-h.htm]
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