Justice League of America #21

DC ⋅ 1963

DC ⋅ 1963

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Key Facts

First meeting of the Justice Society of America and the Justice League of America

First meeting of Green Arrow and Black Canary

First meeting and team-up of Alan Scott, the Golden Age Green Lantern and Hal Jordan, the Silver Age Green Lantern

1st appearance of Dr. Fate and Hourman in the Silver Age

2nd appearance of Chronos

"Crisis on Earth" part 1

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Key Facts

First meeting of the Justice Society of America and the Justice League of America

First meeting of Green Arrow and Black Canary

First meeting and team-up of Alan Scott, the Golden Age Green Lantern and Hal Jordan, the Silver Age Green Lantern

1st appearance of Dr. Fate and Hourman in the Silver Age

2nd appearance of Chronos

"Crisis on Earth" part 1

Issue Details

Publisher	DC
Artist	Mike Sekowsky
Writer	Gardner Fox
Published	August 1963

Synopsis

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Justice League of America #21

Key Facts

First meeting of the Justice Society of America and the Justice League of America

First meeting of Green Arrow and Black Canary

First meeting and team-up of Alan Scott, the Golden Age Green Lantern and Hal Jordan, the Silver Age Green Lantern

1st appearance of Dr. Fate and Hourman in the Silver Age

2nd appearance of Chronos

"Crisis on Earth" part 1

Key Facts

First meeting of the Justice Society of America and the Justice League of America

First meeting of Green Arrow and Black Canary

First meeting and team-up of Alan Scott, the Golden Age Green Lantern and Hal Jordan, the Silver Age Green Lantern

1st appearance of Dr. Fate and Hourman in the Silver Age

2nd appearance of Chronos

"Crisis on Earth" part 1

Issue Details

DC

Mike Sekowsky

Gardner Fox

August 1963

Synopsis

Owned Issues