A Study of the pollution and natural purification of the Scioto River.

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Dades bibliogràfiques
Autor principal: Kehr, Robert W.
Format: Llibre
Idioma:anglès
Publicat: 1941
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041 |a eng 
100 1 |a Kehr, Robert W. 
245 1 0 |a A Study of the pollution and natural purification of the Scioto River. 
246 3 |a STUDY pollution purification 
264 1 |c 1941 
500 |a STUDY pollution purification -- A Study of the pollution and natural pu -- rification of the Scioto River.By Robert -- W.Kehr [u.a.] 1941. -- 1957:2384. -- KE/U. 
852 |c /279 
999 |a Monographie 
591 |a description: 2VSTÜDY pollution purificationA study of the pollution and natural prif ication of te Seioto River.By RobeW.Kehr utu 19111.1957 2384.  |a signature: 17.292  |a published: 1957