I'll add my contribution to the thread.
Reg. Magnum 48341 (Reg# 1060) with 6 1/2 inch barrel, shipped in May 1936 to Andrew Palmer. Set includes a separate cylinder chambered for .38 Special cartridges. Mr. Palmer was a close friend of Ed McGivern as indicated in one of the letters between Mr. Palmer and D.B Wesson.
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Next is a Reg. Magnum 58933 (Reg# 4953) with 8 3/4 inch barrel, Roper Stocks, shipped in July 1939 to The Barstow Store in Massena NY.
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Finally, a non registered magnum 61436 with 6 1/2 inch barrel shipped in April 1940 to Paul S. Linforth Co. in San Francisco Ca.
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