Statistical abstract of the unsewered U.S. population
Contributors: Water Engineering Research Laboratory
Publisher: U.S. Environmental Protection Agency, Water Engineering Research Laboratory
Published: 1988
Place of publication: Cincinnati, OH
Language: eng
Subjects: Sewerage -- United States; United States -- Census, 1970; United States -- Census, 1980
Notes: Caption title

At head of title: Project summary

Distributed to depository libraries in microfiche

"Apr. 1988."

"EPA/600/S5-87/004."