SPRINGFIELD ARMORY
Edged Weapon Survey Data
by Thomas J. Wiltzius
M-1910 Bolo Knife
Year	Production*	Low Serial No.	High Serial No.
1910	220	758	2,320
1911	5,048	2,451	7,086
1912	13,000	7,834	26,222
1913	8,335	26,685	30,374
1914	5,600	30,753	32,320
1915	392	--	--
1916	2,500	32,756	35,758
1917	1,000	36,162	59,750

* Production figures from Arsenal Of Freedom, Wm. Brophy, and validated by Burton Kellerstedt.

Low/High serial numbers are from research in progress by author.