The Moon Maid is a fantasy novel by American writer Edgar Rice Burroughs. It was written in three parts, Part 1 was begun in June 1922 under the title The Moon Maid, Part 2 was begun in 1919 under the title Under the Red Flag, later retitled The Moon Men, Part 3 was titled The Red Hawk. As evident from the name Under the Red Flag, it appears to have been originally set in contemporary Soviet Russia, with the Bolsheviks as villains; as this was not popular with the publishers, Burroughs transferred it to a science-fictional setting, with the evil Communist-like "Kalkars" taking over the Moon an…