Arthur Covey was a post office muralist known for being a muralist. In the larger scheme of things, that is more unusual than one might expect. Covey’s murals often featured industrial work scenes, which gives them something in common with my traditional Sketchy Spaces — or vice versa (all those bendy pipes and valves and fans and rusty bits can be pretty sketchy).
Covey painted two post office murals: Bridgeport Manufacturing (Bridgeport, Connecticut) and Episodes in the Life of John Brown (Torrington, Connecticut). According to WPAMurals.org, the latter includes a woman who is allegedly a depiction of the artist in drag. I may just have to order the source material on that one…