United States Office of War Information
From 1925 to 1926, Walworth was a teacher at the Yali High School in Changsha, Hunan Province, under the auspices of the Yale-China English Teaching Fellowship Scheme. During the late 1920s to early 1940s, Walworth worked for Houghton Mifflin Company. With Houghton Mifflin, he edited and sold academic works. Walworth also briefly worked for the United States Office of War Information in 1943.