EC, 1955 Series
 
M.D. #1
Issue 1
April-May 1955
Add/replace cover
M.D. #2
Issue 2
June-July 1955
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M.D. #3
Issue 3
August-September 1955
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M.D. #4
Issue 4
October-November 1955
Add/replace cover
M.D. #5
Issue 5
January 1956
Add/replace cover