Justice League of America (1960-) #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 reintroduced into the Silver Age!

Written By:
Gardner Fox
Pencils:
Mike Sekowsky
Inks:
Bernard Sachs
Cover By:
Ira Schnapp, Mike Sekowsky, Murphy Anderson