This is the powder you want for loading the new, shor magnum cartridges from Remington and Winchester when using light to medium weight bullets
Big Book Catalog, Issue:67, Page:527
Big Book Catalog, Issue:68, Page:545
Sinclair, Issue:0A, Page:086
Sinclair, Issue:0B, Page:090
Sinclair, Issue:12, Page:100
Sinclair, Issue:1A, Page:092
Sinclair, Issue:1B, Page:100
Sinclair, Issue:1X, Page:011
Sinclair, Issue:2A, Page:100
Sinclair, Issue:2B, Page:100
Sinclair, Issue:3A, Page:104
Sinclair, Issue:3B, Page:102
Sinclair, Issue:4A, Page:093
Sinclair, Issue:4B, Page:093
Sinclair, Issue:5A, Page:093
Sinclair, Issue:5B, Page:093