Article on Civil War sharpshooting. Not by me but cites my work. There are a few minor things I don't agree with, but overall an excellent presentation. The author has a great collection.
http://americansocietyofarmscollect...eapons-in-American-Civil-War-Carlson-v107.pdf
http://americansocietyofarmscollect...eapons-in-American-Civil-War-Carlson-v107.pdf