Development of treatment and control technology for refractory petrochemical wastes /

Mode of access: Internet.

Economic analysis of selected features of municial wastewater construction grant legislation /

Issued Aug. 1977.

Long term recharge of trickling filter effluent into sand /

Mode of access: Internet.

Evaluation of alternative waste treatment facilities /

"June, 1967."

Placer County investigation.

Mode of access: Internet.

Annual report /

Description based on: 1977.

Groundwater withdrawals from aquifers in Illinois with emphasis on PWS wells /

Bibliography: p. 25-26.

Estimating costs for water treatment as a function of size and treatment efficiency /

Mode of access: Internet.

Introducing WAVE - water alliances for voluntary efficiency : hotel water management for the 21st century.

Mode of access: Internet.

The effect of submergence and the length of entrance spout on the efficiency of the overshot water wheel /

Typescript.