1922 Colt & SW Revolvers "Nomenclature List",5-7/8" x 9-1/8" with 17 numbered pages CONTENT: The cover and 1 of 7 illustrations are shown.There are 2 pages listing parts by name and number for the Colt M1917 Cal. .45 revolver,2 pages listing parts by name and number for the S&W M1917 Cal. .45 revolver and 2 pages listing parts by name and number for accessories the Colt & S&W revolvers.The last 7 pages are illustrations of the revolvers including cross-sectioned views of the guns with parts numbered.It is dated "Ordnance Department Washington,Nov,1922". Excellent Condition with right edge nicks and a 3/8" tear right edge middle of the cover