-
1كتاب
المؤلفون: Simson, John von.
مصطلحات موضوعية: Sewage -- Health aspects -- Europe -- History -- 20th century., Sewage disposal -- Europe -- History -- 20th century., Public health -- Europe -- History -- 20th century., Sewage -- Health aspects -- Europe -- History -- 19th century., Sewage disposal -- Europe -- History -- 19th century., Urban health -- Europe -- History -- 19th century., Drainage, Sanitary -- history., Sewage., Public Health -- history., History.