The collection is composed mainly of publications by Anthony S. Dylla in collaboration with others during his career as an agricultural Engineer with the U.S. Department of Agriculture.

includes: 1) financial data; and 2) maps dated 1984 January and 1985 January

CH2M Hill, Denver, Colorado; multiple paginations; includes 20 x 30 inch detailed map dated 1981 August

includes two issues of "Prairie Falcon": 1986 October and 1987 April, as well as other materials

by U.S. Bureau of Reclamation, Billings, Montana; 50 pages approximately

by U.S. Bureau of Reclamation, Billings, Montana; 11 pages; includes only a photostat copy

Includes issues of "Oahe Facts & News" from 1980 to 1985, as well as other materials

by Esther Edie; [hand annotated typed manuscripts]; includes the quoted typed manuscript of Lucille Fraser (Aurora, SD, farm wife) testimony to the SD Interim Legislative Committee on Agriculture and Natural Resources in 1977

by John Andrews; in South Dakota History, Volume 39, Number 1, Pages 27-64; includes only a photocopy