Drainage and irrigation system and management practices : for the plantation in the valley of the Bengo River near Luanda, Angola, Portugese West Africa owned by Companhia da Africa Ocidental Portuguesa (CAOP) / written by Vaughn E. Hansen and Orson W. Israelsen, with contributions from James R. Bar
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Companhia da Africa Ocidental Portuguesa.
http://n2t.net/ark:/99166/w6dg25hx (corporateBody)
Agricultural Development and Engineering Services, Inc.
http://n2t.net/ark:/99166/w6h475tb (corporateBody)
Hansen, Vaughn E.
http://n2t.net/ark:/99166/w6xh1g67 (person)
Barker, James R.
http://n2t.net/ark:/99166/w6pg3gkd (person)
Israelsen, Orson Winso, 1887-1968
http://n2t.net/ark:/99166/w6892whn (person)
Teacher, scientist, private consultant and engineer in the field of irrigation and drainage science. Taught at Utah State University (Logan, Utah). From the description of Orson Winso Israelsen papers, 1894-1966 (bulk 1935-1960). (Utah State University). WorldCat record id: 46440167 Irrigation engineer and drainage specialist. Orson Winso Israelsen was born December 25, 1887 in Hyrum, Utah. Israelsen graduated from the Brigham Young College in Logan, Utah in 1910. He went on...