Today's 44-40 results. 100 yards
Lyman's 47 listed 23.5gr of RL-7 with a 240gr lead bullet as well as Lee's 44-40 three die set pamphlet, 1995 Hercules data and 2005 Alliant data. All four show the same results. 24" barrel, 1,290fps @ 12,100cup
I used 25gr which could push this load just inside +P loads
Marlin 1894CB 26" barrel, scoped for my old eyes.