DC Comics

SPACEMAN X

1

APPEARANCES

1

SERIES

FIRST APPEARANCE

Justice League of America #20 cover

Justice League of America #20

"The Mystery of Spaceman X"

June 1963

KEY APPEARANCES

DATE ↑DATE ↓TYPE PRICE

Justice League of America #20 cover

Justice League of America #20"The Mystery of Spaceman X"

derived:earliest-catalogued

Jun 1963

No listings

SERIES

Justice League of America

Justice League of America

261 issues