- Post Office Mural - Bangor PAThe historic Bangor post office houses an example of New Deal artwork: "Slate Belt People," a mural commissioned by the Section of Fine Arts. Completed in 1941, the work was created by Barbara Crawford. The work is distinctive in that it is painted on four slate panels. According to an information page on site: Commissioned in July of 1940, this mural is one of approximately one thousand murals that were installed in post offices by the Treasury Department's Section of Fine Arts between 1934 and 1943. Unlike Great Depression programs such as WPA, these murals were not intended as relief and were often...