Bathing Suit Inspector henrymowry 12 years ago Beach rules require bathing suits be within 6 inches of the knee. Here, an inspector is enforcing that rule. 1922. Photo by Herbert E French. Prints and Photographs Division, Library of Congress. Share this: Email a link to a friend (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Pinterest (Opens in new window) Pinterest Share on X (Opens in new window) X