FANTASTIC WORLDS (vol. 1) #7 (January, 1953). Cover by John Celardo.
It's helpful for identification purposes that pirates in the future wear the skull and crossbones on their space suits.

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FANTASTIC WORLDS (vol. 1) #7 (January, 1953). Cover by John Celardo.
It's helpful for identification purposes that pirates in the future wear the skull and crossbones on their space suits.
Tender Love Stories #3, June 1971. Kurt Schaffenberger (?) cover pencils, John Celardo (?) inks, Shelly Leferman (?) letters.
Info from Grand Comics Database
Kaänga Comics #1 (Spring 1949) cover by John Celardo.
Jumbo Comics #43 (July 14th, 1942)
Art by John Celardo
Hercules by John Celardo
Hawk, from Hawk and Dove # 6, 1969.
Art by Gil Kane, with inks by John Celardo
The Unseen #7 - Standard, 1952.
Cover art by John Celardo.
Planet Comics” #12 May 1941 cover by John Celardo