1. Denison Dam and Reservoir Identifier: CAC_CC_053_4_0000_1_65 Contributing Institution: Carl Albert Congressional Research and Studies Center, University of Oklahoma, Norman, OK Collection: John William "Elmer" Thomas Collection Title: Denison Dam and Reservoir Date: 1944-01-01 Creator: unknown Topic: Water resources development--United States, WaterwaysUnited States Congress: 78th (1943-1945)
2. Mechanically-Made Beaver Dam, "Mississippi River Basin" Identifier: CAC_CC_053_4_0000_1_126 Contributing Institution: Carl Albert Congressional Research and Studies Center, University of Oklahoma, Norman, OK Collection: John William "Elmer" Thomas Collection Title: Mechanically-Made Beaver Dam, "Mississippi River Basin" Date: 1944-08-01 Creator: unknown Topic: Water resources development--United States, WaterwaysUnited States Congress: 78th (1943-1945)
![["Coverage Map by the War Department, U.S. Engineer Office, Denison, Texas: This map depicts railroads, highways, and county lines, with a handwritten legend illustrating refuges, old highways, water areas, and state units; wildlife refuges are hand-drawn. Dimensions: 14 x 21 3/4."]](https://jones-2.s3.us-east-1.amazonaws.com/John%20William%20Elmer%20Thomas%20Collection%2FMaps,%20CAC_CC_053_4_0000_0000_0000%2Fthumbnails%2FCAC_CC_053_4_0000_1_65_thumbnail.jpg "Denison Dam and Reservoir")
![["Blueprint/Hydrological Map by Steen: This blueprint illustrates the typical locations of upstream check-dams for erosion and flood control, but it does not depict the complete drainage area of all lakes and streams, as noted in the annotation. Dimensions: Not specified."]](https://jones-2.s3.us-east-1.amazonaws.com/John%20William%20Elmer%20Thomas%20Collection%2FMaps,%20CAC_CC_053_4_0000_0000_0000%2Fthumbnails%2FCAC_CC_053_4_0000_1_126_thumbnail.jpg "Mechanically-Made Beaver Dam, \"Mississippi River Basin\"")