1. 1
   Bulletin P.

   出版 1939

   Ames : Agricultural Experiment Station--Agricultural Extension Service, Iowa State College, 1939-1957.

   123 no. : illustrations ; 22 cm.

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   Center for Research Libraries: no.1-83, 85-123 (Dec 1939-Feb 1957)
   

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2. 2
   Bulletin

   出版 1911

   Ames, Iowa : Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1911-1939.

   1 online resource (265 volumes) : illustrations.

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   Center for Research Libraries: no.118-184 (1911-1918); no.229-382 (Jun 1925-Sep 1939)
   

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