Federation collection Ace , 1981
“Genesis ” Future Sep 1951
“Graveyard of Dreams ” Galaxy Feb 1958
“Gunpowder God” Analog Nov 1964
“The Last Enemy” short fiction Astounding Aug 1950
Lord Kalvan of Otherwhen novel Ace , 1965
“Ministry of Disturbance ” Astounding Dec 1958
“Operation RSVP ” Amazing Jan 1951
Paratime collection Ace , 1981
Space Viking novel Ace, 1963
The Worlds of H. Beam Piper (by HBP, edited by
John F. Carr) collection Ace , 1983