Issues written by John Costanza

  Notes

House of Mystery #194

Cover Date: 9/1/1971
NM Guide: $45.00
7 copies available from $5.50
 

New Talent Showcase #18

Cover Date: 8/1/1985
NM Guide: $1.25
5 copies available from $0.25
 

Our Army At War #231

Cover Date: 4/1/1971
NM Guide: $38.00
5 copies available from $4.25
Sgt Rock story; U.S.S. Stevens story

Showcase Presents: The House of Secrets #1

Cover Date: 8/1/2008
NM Guide: $16.99
2 copies available from $16.99
Reprints The House of Secrets #81-98

Witching Hour #6

Cover Date: 1/1/1970
NM Guide: $130.00
5 copies available from $11.95
 

Wonder Woman (2nd Series) #50

Cover Date: 1/1/1991
NM Guide: $3.00
7 copies available from $0.64
Giant-size; 50th issue