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Working dogs : an attempt to produce a strain of German shepherds which combines working ability and beauty of conformation
by Elliot Humphrey and Lucien Warner; wit...
Bok Engelsk 2005
The natural history of population
by Raymond Pearl ..
Bok Engelsk 1939
Publications of the National Academy of Sciences of the United States of America : (1915-1926)
National Academy of Sciences (Forente stater)
Bok Engelsk 1927
Alcohol and longevity
Raymond Pearl
Bok Engelsk 1926
Biometrical studies in pathology. 3. The absolute weight of the heart and spleen in tuberculous persons
by Raymond Pearl and Agnes Latimer Bacon
Bok Engelsk 1924
Liv och död : biologiskt-statistiska studier
Pearl, Raymond
Bok Svensk 1924
The action of alcohol on man
Starling, E.H.
Bok Engelsk 1923
Diseases of poultry : their etiology, diagnosis, treatment, and prevention
by Raymond Pearl, Frank M. Surface and Ma...
Bok Engelsk 1915
Modes of research in genetics
by Raymond Pearl
Bok Engelsk 1915
Variation and correlation in the crayfish
Raymond Pearl & A.B. Clawson
Bok Engelsk 1907
Variation and differentiation in Ceratophyllum
Pearl, Raymond
Bok Engelsk 1907
Alcohol & mortality
Pearl, Raymond
Bok Engelsk 1900