Gents,
CMHQ file 55/4070/1/2 Army Smoke Weapons contains many documents regarding these Canadian Dischargers.
The file starts at:
https://heritage.canadiana.ca/view/o...6/4755?r=0&s=1
I haven’t found the end of the file yet, but there is lots of reading for interested parties.
Attached are a couple of images to wet your appetite.