This list is a work in progress and is not meant to be a
complete checklist.  It is very incomplete for work other
the the Prize/Mainline years. 

Codes:
 r = reprint
 s = signed
 ? = questionable attribution 

Boy Explorers (Harvey)
     1    May  1946    7p "The Lesson In Room 303"
   ? 2    Sept 1946    6p "The Loaded Oyster Bed" 

Black Cat (Harvey)
   ? 4    Feb  1947    7p "The Imitation Atlas"
   ? 5    Apr  1947    7p "Adventure, South American Style"
   ?R 6   July 1947    6p "The Loaded Oyster Bed" 

Young Love (Prize)
     3    (v.1, n3)  June 1949    8p "Match Makers"