Signet Books continued from non-comic stock number S1646. Continues in same series in non-comic stock number S1648. Signet Books continued from non-comic stock number D2315. Continues in same series in non-comic stock number D2317. Signet Books continued from non-comic stock number P3519. Continues in same series in non-comic stock number P3521.
Copyright 1952-1956 by E.C. Publications, Inc. #S1647 First through at least Ninth Printing. #D2316 16th Printing known. #P3520 25th Printing known.
Sixth of the Mad paperback reprints.