Anachronism by Don Kaar and Alex Toth.

from Weird Western Tales # 14.

Arzak by Moebius.

from Heavy Metal vol 1 # 3.

 

Star Blecch by Dick De Bartolo and Mort Drucker.

from Mad # 115.

 

El Diablo in Vengeance of the Ghost-Victims by Cary Bates and Alfredo Alcala.

from Weird Western Tales # 16.

Bop Jokes by Harvey Kurtzman and John Severin.

from Mad # 9.

Laugh? I Thought I'd Die by Carl Wessler and Reuben Yandoc.

from Unexpected # 144.

 

The Monster on Mars by Basil Wolverton.

originally, Weird Tales of the Future # 3.  this, Basil Wolverton's Tales of the Future # 1.

Nell McAndrew.