![Wellington Dam world's largest dam wall mural painted by Guido Van Helten artist collie Western Australia Stock Photo - Alamy Wellington Dam world's largest dam wall mural painted by Guido Van Helten artist collie Western Australia Stock Photo - Alamy](https://c8.alamy.com/comp/2FM1H6M/wellington-dam-worlds-largest-dam-wall-mural-painted-by-guido-van-helten-artist-collie-western-australia-2FM1H6M.jpg)
Wellington Dam world's largest dam wall mural painted by Guido Van Helten artist collie Western Australia Stock Photo - Alamy
![Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum](https://d3ec1vt3scx7rr.cloudfront.net/files/styles/x_large/s3/files/images/1965/1965.18.11A-C_4a.jpg?itok=WGCkgWKV)
Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum
Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum
Assignment: 48-DPA-K_Murals_Interior] Views of [New Deal-sponsored] mural, [William Gropper's 1939 "Construction of a Dam," decorating] Main Interior wall [48-DPA-K_Murals_Interior_DSC_0014.JPG] - PICRYL Public Domain Search
![Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum Construction of the Dam (study for mural, the Department of the Interior, Washington, D.C.) | Smithsonian American Art Museum](https://d3ec1vt3scx7rr.cloudfront.net/files/styles/x_large/s3/files/images/1965/1965.18.11A-C_2a.jpg?itok=ww-QRtI9)