Joseph William Marek wrote:
Golden Age Masterworks Marathon Part 2: February-March 1940
Daring Mystery Comics #2, February 1940 [published 15 Dec 39]
Marvel Mystery Comics #4, February 1940 [published 20 Dec 39]
Mystic Comics #1, March 1940 [published 15 Jan 40]
Marvel Mystery Comics #5, March 1940 [published 19 Jan 40]

Golden Age Masterworks Marathon Part 3: April-May 1940
Daring Mystery Comics #3, April 1940 [published 2 Feb 40]
Mystic Comics #2, April 1940 [published 8 Feb 40]
Marvel Mystery Comics #6, April 1940 [published 21 Feb 40]
Daring Mystery Comics #4, May 1940 [published 8 Mar 40]

Golden Age Masterworks Marathon Part 4: May-June 1940
Marvel Mystery Comics #7, May 1940 [published 22 Mar 40]
Mystic Comics #3, June 1940 [published 29 Mar 40]
Daring Mystery Comics #5, June 1940 [published 12 Apr 40]
Marvel Mystery Comics #8, June 1940 [published 24 Apr 40]

Red Raven Comics
#1 would have to appear before Part 5 could be done,
other than that it could proceed until Mystic Comics #5 appeared in early 1941.

Later: No offense intended, but I put a suggested schedule over on Silver Age Part 61.

Sorry, Joe ... just saw this!  You've convinced me.

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