1.
Illegitimacy ; and, The influence of seasons upon conduct: two studies in demography.
by Leffingwell, Albert
ISBN: 9781240072071
List Price: $22.75
2.
Animals' Rights Considered In Relation To Social Progress Also An Essay On Vivisection In Am...
by Salt, Henry S., Leffingwell...
ISBN: 9781169899698
List Price: $37.95
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Is Science Advanced by Deceit? a Question and a Criticism
by Leffingwell, Albert
ISBN: 9781169578074
List Price: $24.76
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Illegitimacy and the Influence of Seasons upon Conduct; Two Studies in Demography
by Leffingwell, Albert
ISBN: 9781171547617
List Price: $22.75
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American Meat and Its Influence upon the Public Health
by Leffingwell, Albert
ISBN: 9781177720960
List Price: $25.75
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7.
American Meat and Its Influence upon the Public Health
by Leffingwell, Albert
ISBN: 9781166456436
List Price: $19.96
8.
American Meat and Its Influence upon the Public Health
by Leffingwell, Albert
ISBN: 9781166514730
List Price: $31.96
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Is Science Advanced by Deceit? a Question and a Criticism
by Leffingwell, Albert
ISBN: 9781166913113
List Price: $12.76
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Rambles Through Japan Without a Guide
by Tracy, Albert, Leffingwell,...
ISBN: 9781164908456
List Price: $23.16
11.
Rambles Through Japan Without a Guide
by Tracy, Albert, Leffingwell,...
ISBN: 9781165021833
List Price: $35.16
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Ethical Problem : Or Sidelights upon Scientific Experimentation on Man and Animals (1916)
by Leffingwell, Albert
ISBN: 9781164193777
List Price: $27.16
13.
Ethical Problem : Or Sidelights upon Scientific Experimentation on Man and Animals (1916)
by Leffingwell, Albert
ISBN: 9781164391388
List Price: $39.16
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Ethical Problem or, Sidelights upon Scientific Experimentation on Man and Animals
by Leffingwell, Albert
ISBN: 9783847226628
List Price: $29.99
15.
Animals' Rights Considered In Relation To Social Progress Also An Essay On Vivisection In Am...
by Henry S. Salt, Albert Leffi...
ISBN: 9781497825772
List Price: $42.95
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Does Science Need Secrecy? a Reply to Professor Porter and Others of Harvard Medical School
by Leffingwell, Albert
ISBN: 9781164623328
List Price: $12.76
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Illegitimacy and the Influence of Seasons upon Conduct : Two Studies in Demography (1892)
by Leffingwell, Albert
ISBN: 9781164678946
List Price: $18.36
18.
Illegitimacy and the Influence of Seasons upon Conduct : Two Studies in Demography (1892)
by Leffingwell, Albert
ISBN: 9781164709282
List Price: $30.36
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Illegitimacy and the Influence of Seasons upon Conduct; Two Studies in Demography
by Leffingwell, Albert
ISBN: 9781176705517
List Price: $22.75
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American Meat: Its Methods Of Production And Influence On Public Health
by Albert Leffingwell
ISBN: 9781179129358
List Price: $25.75
21.
American Meat, [Its Methods of Production] and Influence on Public Health
by Leffingwell, Albert
ISBN: 9781179439624
List Price: $24.75
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Leffingwell Record: A Genealogy of the Descendants of Lieut. Thomas Leffingwell, One of the ...
by Leffingwell Albert
ISBN: 9780353392649
List Price: $27.95
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Animals' Rights Considered in Relation to Social Progress Also an Essay on Vivisection in Am...
by Salt, Henry S., Leffingwell...
ISBN: 9780548096765
List Price: $37.95
24.
An Ethical Problem: Or Sidelights Upon Scientific Experimentation on Man and Animals (1916)
by Leffingwell, Albert
ISBN: 9780548889824
List Price: $33.95
