Aycock, Roger D., 1914-2004
Control Group [electronic resource] / Roger D. Aycock - Project Gutenberg, 2008 - Project Gutenberg 24949 .
Public domain in the USA.
Electronic text
Short stories Science fiction, American
PS
Control Group [electronic resource] / Roger D. Aycock - Project Gutenberg, 2008 - Project Gutenberg 24949 .
Public domain in the USA.
Electronic text
Short stories Science fiction, American
PS