Published in Nautilus, in 1966, in volume 79, pages 101-103

Created: 2012-03-12, modified: 2023-12-07

Published in Nautilus, in 1966, in volume 80, pages 24-28

Created: 2012-03-12, modified: 2012-03-12

Published in Nautilus, in 1966, in volume 80, pages 46-52

Created: 2012-03-12, modified: 2012-03-12

Published in Nautilus, in 1966, in volume 80, pages 52-53

Created: 2012-03-12, modified: 2012-03-12

Published in Nautilus, in 1966, in volume 80, pages 53-56

Created: 2012-03-12, modified: 2012-03-12