Source Websites, Books and Personal Accounts...
Source Websites :
Nitro Explosives - A Practical Treatise - by F. Gerald Sanford, 1907.
Remarkable Project Gutenberg E-book with details of a variety of high explosives, including excellent descriptions of the
batch process units used between 1900 and the late 1930s.
Smokeless Powder Manufacture
Chemical data on smokeless powder manufacture, notably the ether process for Nitrocellulose (pyroxiline).
Fantastic artillery cordite site with table of types of cordite and some production information.
Details of pyroxiline, ether and reactions of ether-alcohol solution with water.
Exactly as it promises.
Good on Pyroxiline.
Hilarious discussion of the history of gunpowder and modern rifle propellant, to assist a fiction writer.