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- Author(s):
- Shufeldt, Robert W. (Robert Wilson), 1850-1934 author
- Publication:
- New York : N.D.C. Hodges, 1893
- Subject(s):
- Birds
Population Density
United States
- Author(s):
- Shufeldt, Robert W. (Robert Wilson), 1850-1934 author
- Publication:
- [Philadelphia?] : [publisher not identified], [1889?]
- Subject(s):
- Sigmodontinae -- embryology
Skull -- embryology
- Author(s):
- Shufeldt, Robert W. (Robert Wilson), 1850-1934 author
- Publication:
- [Salem, Mass.?] : [publisher not identified], [1891?]
- Subject(s):
- Columbidae -- classification
United States
- Author(s):
- Shufeldt, Robert W. (Robert Wilson), 1850-1934 author
- Publication:
- [San Francisco?] : [publisher not identified], [1901?]
- Subject(s):
- Sex
Sexual Behavior -- psychology
Ellis, Havelock, 1859-1939.