Selected biological references applicable to sewage treatment.

Mode of access: Internet.

A study of the effect of automatic sequence clothes washing machines on individual sewage disposal systems, conducted for the Federal Housing Administration under contract no. Ha-fh-646 (amendment no. 1) March 22, 1956.

Mode of access: Internet.

Water & sewage works.

Vols. 76 include Reference and data section for 1929 (1929- called Water works and sewerage data section)

Operation and control of sewage treatment plants.

Mode of access: Internet.

American municipalities. Accounting, paving, street cleaning, sewers and sewage, municipal law

No numbers were issued from May to Sept. 1911