Jim Burns. Coronet, 1975-77 editions.
One piece of art split vertically into three.
Appears in Flights of Icarus and Eisler’s Space Wars Worlds and Weapons.

Frank Kelly Freas (1922-2005), ”Mad Magazine”, Vol. 1, #59, 1960

Dejah Thoris by Stephen E. Gordon

Wojtek Siudmak’s 1979 cover for ‘Le temple du passé,’ by Stefan Wul