Finland used a Letter-And-Number date code, and here is the list from © Don Chalif's 1982 "Military Pilot & Aircrew Badges of the World."
NOTE: the 1918 date code was NOT used on awards from that year, which were made in SWEDEN, using a similar letter-date but not the same sequence!!!!!
NOTE: the 1918 date code was NOT used on awards from that year, which were made in SWEDEN, using a similar letter-date but not the same sequence!!!!!
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