"HEAVY BULLETS IN THE 41 MAGNUM," by Paco Kelly
http://www.leverguns.com/articles/paco/41heavy.htm
Also worth reading:
"41 MAGNUM.... (SUNDAY’S CHILD)" Another by Mr. Kelly
http://www.leverguns.com/articles/paco/41magnum.htm
While I probably won't personally use the super-heavy bullet .41M loads in my M58, I'll read the developments with interest,
Sturm.
Best,
Johnny