"Stock. The three manufacturers, Eddystone, Remington and Winchester applied their initial, E, R, or W, to the fore-end of the stock. Winchester often also applied a Winchester Sub-inspector's number as well.

Stocks made by other firms were designated for markings as follows: N for New Englandicon Westinghouse, B for Remington Arms U.M.C. Bridgeport, V for Victor Talking Machine Co., and A for Wood-Art Machine Co. (4) this was after the Armistice, when contracts were being cancelled.

Whether stocks made by other firms were actually used on accepted rifles is not known by the author."

This information can be found on page 89, Ferris.