snip...
C3A1 numbering: 0001C to 00500C
M86-87 numbering: 01550G to02100G
Again many of the entries miss out zero's and letters too, which occurrred in conversions at Enfield as well on the L42 so it isn't unique to PH
C3A1 numbering: 0001G to 00500G
M86-87 numbering: 01550C to 02200C
Sorry I transposed the C & G and the highest M86/87 I've observed is around 2200C