if you don't yet have powder I would definitely look at Reloder 26 first.
With 75gr start about 44.0 and work up... should get some impressive velocities once you get in the 46.0 gr range.
"Anyone taking up handloading necessarily plays with unknown factors and takes chances. But so does anyone who drives a car,goes to a cocktail party,eats in a restaurant,or gets married."
Jack O'Connor 1963