Johannsen, O A. 1870 1961 books & textbook
Handbook of medical entomology
Riley, William Albert Johannsen, O A. 1870-1961
Ulan Press /2012-08-31 Paperback / 350 Pages
Apple Tree Insects Of Maine
Patch, Edith M. (Edith Marion), 1876-, . Johannsen, O. A. (Oskar Augustus), 1870-1961, . Maine Agricultural Experiment Station, .
Ulan Press /2012-08-31 Paperback / 88 Pages
Genera of Plancton Organisms of the Cayuga Lake Basin
Lloyd, J T Johannsen, O A 1870-1961
Palala Press /2015-09-03 Hardcover / 38 Pages
isbn-10: 1341494705 / isbn-13: 9781341494703
Aquatic Nematocerous Diptera. (I)...
1870-1961, Johannsen O a (Oskar Augus
Hardpress Publishing /2013-12-14 Paperback / 484 Pages
isbn-10: 1314797883 / isbn-13: 9781314797886
Embryology of Insects and Myriapods; the Developmental History of Insects, Centipedes, and Millepedes From egg Desposition [!] to Hatching
Butt, Ferdinand Hinckley Johannsen, O A 1870-1961
Legare Street Press /2022-10-27 Paperback / 482 Pages
isbn-10: 1019252189 / isbn-13: 9781019252185
May flies and midges of New York. Third report on aquatic insects. A study conducted at the entomologic field station, Ithaca, N.Y.
Felt, Ephraim Porter Johannsen, O A. 1870-1961 Morton, Kenneth J
Nabu Press /2010-06-19 Paperback / 448 Pages
isbn-10: 1175262463 / isbn-13: 9781175262462