French label established in the early fifties for jazz, classical and French vocal music on 78 rpm and micro-groove records.
Also known as Boîte à musique or Disques BAM.
Main series began with 1 to 45609, the C from 102 to 85092, the LD from 1 to 6022, the EX from 200 to 1500, the V from 501 to 509.
BAM had a sub-label called Cycnus which numbering goes from CALB 1 to CALB 62. Some records also had the prefix CYCNUS 30 CM for 12" and CYCNUS 60 CS for 60 minute cassettes.