D166/1 – Maschinengewehr 42, The M.G. 42, Description, Operation, and Care. Sept. 2, 1943. Paperback, 56 pages with all the basics for the MG 42 user, several pictures of the various mounts, full parts breakdowns, and a complete parts list with even the wire sizes of the springs, and diagrams listing the individual parts. An original wartime manual. This one is worth buying just for the parts listings and spring sizes. English translation. Please reference “D 166/1” on your order.