Found this looking for pistol loads for Winchester 571 powder.
Will come in handy for those old powders you find but your current manual does not show that powder because it was possibly discontinued decades ago.
I found my powder in the 1997 manual.
Enjoy.
https://www.castpics.net/LoadData/Freebies/RM/winchester.html
Will come in handy for those old powders you find but your current manual does not show that powder because it was possibly discontinued decades ago.
I found my powder in the 1997 manual.
Enjoy.
https://www.castpics.net/LoadData/Freebies/RM/winchester.html