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| Comic Cavalcade | ||||
| Issue # | 21 | |||
| Cover Date | June/July 1947 | |||
| * Release Date | April 11, 1947 | |||
| Previous Issue | Comic Cavalcade #20 | |||
| Next Issue | Comic Cavalcade #22 | |||
"The Siege of the Flying Mermaids"
- Written by William Moulton Marston
- Art by Harry G. Peter
Synopsis
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