SF Encyclopedia Picture Gallery
John W Campbell Jr. The Mightiest Machine (Providence, Rhode Island: Hadley Publishing Co, 1947), [December 1934-April 1935 Astounding: Aarn Munro: hb/Frank R Paul]
Image courtesy of L W Currey, Inc
John W Campbell Jr. The Mightiest Machine (Providence, Rhode Island: Hadley Publishing Co, 1947), [December 1934-April 1935 Astounding: Aarn Munro: hb/Frank R Paul]
Image courtesy of L W Currey, Inc