"From a Pheasant Hunters Notebook," Larry Brown

"Hell, I was There!," Elmer Keith, Petersen Publishing Company, ISBN 0-8227-3014-6

"Imported Military Firearms 1866-1899," by Steve Frey (frey2000@earthlink.net), Lots of information for those obscure "treasures", including loading data.

"Sixguns," Elmer Keith