This issue has variants.
Sinnott inks/Trimpe corrections credit per Nick Caputo, June 2012. Original indexer credited Bill Everett.
Pages 12 and 13 are half art/half ad.
Letters of Comment from Bob Garrison (Independence, Mo.), Martin Pasko (Clifton, N.J.), Karl Fritz (Elkhart, Ind.), and Mike W. Barr (Akron, Ohio). Also an explanation of the name change for the villain in this issue (compared to the promos), and two spot illustrations taken from previous issues.