Justice League of America (1960-1987) #21

"Crisis on Earth-One!" The Justice League of America meets the Justice Society of America! Both teams must band together to defeat the Crime Champions, as the JSA are re-introduced into the Silver Age!
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Credits

Written by

Gardner Fox

Pencils

Mike Sekowsky

Inks

Bernard Sachs

Cover by

Mike Sekowsky

Genres

Superhero

About Book

Page Count

27 Pages

Print Release Date

July 31 1963

Digital Release Date

September 24 2011

Age Rating

12+ Only

Copyright

1963 DC Comics.