152.
Descriptions of North American Chalcididae from the Collections of the U. S. Department of A...
by Howard, L. O. (Leland Ossia...
ISBN: 9781361784075
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Descriptions of North American Chalcididae from the Collections of the U. S. Department of A...
by Howard, L. O. (Leland Ossia...
ISBN: 9781361784044
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Gipsy Moth in America : A Summary Account of the Introduction and Spread of Porthetria Dispa...
by Howard, L. O. (Leland Ossia...
ISBN: 9781362427667
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Gipsy Moth in America : A Summary Account of the Introduction and Spread of Porthetria Dispa...
by Howard, L. O. (Leland Ossia...
ISBN: 9781362427643
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Mosquitoes; How They Live; How They Carry Disease; How They Are Classified; How They May Be ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781363826841
List Price: $25.95
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Mosquitoes; How They Live; How They Carry Disease; How They Are Classified; How They May Be ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781363826834
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Mosquitoes; How They Live; How They Carry Disease; How They Are Classified; How They May Be ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781363941964
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Mosquitoes; How They Live; How They Carry Disease; How They Are Classified; How They May Be ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781363941933
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San Jose Scale : Its Occurrence in the United States with a Full Account of Its Life History...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373532763
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San Jose Scale : Its Occurrence in the United States with a Full Account of Its Life History...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373532756
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Recent Laws Against Injurious Insects in North America : Together with the Laws Relative to ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373682574
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Recent Laws Against Injurious Insects in North America : Together with the Laws Relative to ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373682543
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Insect Book : A Popular Account of the Bees, Wasps, Ants, Grasshoppers, Flies, and Other Nor...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373908162
List Price: $23.95
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Principal Household Insects of the United States. .
by Howard, L. O. (Leland Ossia...
ISBN: 9781373918703
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Laws in Force Against Injurious Insects and Foul Brood in the United States; Volume New Ser ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781373950772
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Principal Household Insects of the United States; Volume New Ser : No. 4
by Howard, L. O. (Leland Ossia...
ISBN: 9781374077225
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Principal Household Insects of the United States; Volume New Ser : No. 4
by Howard, L. O. (Leland Ossia...
ISBN: 9781374240490
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Preventive and Remedial Work Against Mosquitoes; Volume New Ser : No. 88
by Howard, L. O. (Leland Ossia...
ISBN: 9781374258266
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Principal Household Insects of the United States. .
by Howard, L. O. (Leland Ossia...
ISBN: 9781374497849
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Legislation Against Injurious Insects : A Compilation of the Laws and Regulations in the Uni...
by Howard, L. O. (Leland Ossia...
ISBN: 9781363598793
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Economic Loss to the People of the United States Through Insects That Carry Disease; Volume ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781361968376
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Economic Loss to the People of the United States Through Insects That Carry Disease; Volume ...
by Howard, L. O. (Leland Ossia...
ISBN: 9781361966921
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Economic Status of Insects As a Class
by Howard, Leland Ossian 1857-
ISBN: 9781361972038
List Price: $9.95