Editore: United States Government Printing Office, Washington, DC, 1973
Da: Prairie Creek Books LLC., Torrington, WY, U.S.A.
Prima edizione
Soft cover. Condizione: Very Good. No Jacket. Photographs (illustratore). 1st Edition. VG/none, used pb, 14pp. Salmon colored stiff paper wraps with black colored text on upper; slight edge wear; library stamp on upper; two short, closed tears at head of lower. Interior pages clean, unmarked. This pamphlet is about organic substances in water. Binding is tight.
Editore: United States Government Printing Office., 1976
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condizione: Very Good. ORIGINAL 1976 PUBLICATION; softcovers; ex-corporate library; in very good condition. Book.