اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Author: Babbitt, Harold E. (Harold Eaton), 1888-1970
LoC No.: 22002038
Title: Sewerage and Sewage Treatment
Language: English
LoC Class: TD: Technology: Environmental technology, Sanitary engineering
Subject: Sewerage
Subject: Sewage disposal
Release Date: Apr 7, 2020
Copyright Status: Public domain in the USA.
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