Proceedings of a conference, 16th October, 1930.

Mode of access: Internet.

Standards for sewage works : Illinois, Indiana, Iowa, Michigan, Minnesota, Missouri, New York, Ohio, Pennsylvania, Wisconsin.

"Prepared by the Committee on Development of Uniform Standards for Sewage Works for the Upper Mississippi and Great Lakes Boards of Public Health Engineers".

Technical manual series.

Mode of access: Internet.

Annotated bibliography of limnological and related studies, concerning Lake Erie and influent tributaries : for Buffalo District, Corps of Engineers /

"Contract DACW 49-74-C-0102."

First [second, and final] report.

Mode of access: Internet.

Transportation lines on the Mississippi River system and the Gulf intercoastal waterway.

"Compiled 1968- under the supervision of the Division Engineer, United States. Army Engineer Division Lower Mississippi Valley."

IFYGL rawinsonde system : description of archived data /

Mode of access: Internet.

Annual report /

Description based on: 1977.

Water quality investigations : Lake Michigan Basin: biology.

"January 1968."

County and regional facts : for the Michigan counties of Clinton, Eaton, Ingham.

"Prepared through the joint efforts of the Office of Economic Expansion of the Michigan Department of Commerce, the Cooperative Extension Service of Michigan State University, the State Planning Division of the Executive Office of the Governor, and the Upper Great Lakes Regional Commission's Internship Program."

Airport safety alert.

Mode of access: Internet.

Guide to R/V Lake Guardian.

Mode of access: Internet.

Light list.

"CG-159".

Annotated list of publications of Research and Technology Division, 1929 through 1955.

Mode of access: Internet.

EPA-905/9.

Description based on: 75-007.