Some good reading -

[Oyeboten]

Really good article with lots of nice images, on the present-day making of "SWISS" Powder in particular, and, Articles also on Black Powder generally -

http://www.laflinandrand.com/page3.htm


Also, a good read on the history of the "Laflin &Rand Powder Company", the porigins of Bullseye and Unique ( originally called 'Infallible' ) which includes overviews of Powder making and early 'Smokeless' Manufacture in the 19th and early 20th Century -


http://www.laflinandrand.com/page2.html