The last time they used C in a prefix was the $ 1 note if I am correct.
Birds $2, CBA-CBK prefixes.
This is the
only usage of the C prefix letter in the 3-digit prefixes.
Logged
BWJM, F.O.N.A.
Life Member of CPMS, RCNA, ONA, ANA, IBNS, WCS.
President, IBNS Ontario Chapter.
Treasurer, Waterloo Coin Society.
Show Chair, Cambridge Coin Show.
Fellow of the Ontario Numismatic Association.