The Moon Pool by Abraham Merritt Illustrated edition

Abraham Grace Merritt, known by his byline, A. Merritt was an American Sunday magazine editor and a writer of fantastic fiction. The Science Fiction and Fantasy Hall of Fame inducted him in 1999, its fourth class of two deceased and two living writers.

Merritt's first fantasy story was published in 1917, "Through the Dragon Glass" in the November 14 issue of Frank Munsey's All-Story Weekly. Other short stories and serial novels followed in the Munsey magazines All-Story, Argosy All-Story, and Argosy: The People of the Pit (1918), "The Moon Pool" (1918), The Conquest of the Moon Pool (1919), "Three Lines of Old French" (1919) and The Metal Monster (1920).