This is an example of a very desirable Model 1903, 22 Short/LR Gallery Practice rifle that uses the Hoffer-Thompson cartridge/chamber inserts. The M1903 Gallery Practice rifle was a standard configuration rifle with a .22 caliber barrel, issued for instructional target practice on indoor ranges. Approximately 15,525 of these rifles were manufactured between 1906-1921 with most destroyed following WWI. The Gallery Practice rifle utilizes a full sized 30-06 shaped cartridge adapter in which the 22 cartridge is loaded in to. These adapters allow the Gallery Practice rifle to be loaded via standard 30-06 stripper clips. Standard blade hooded front and 2,850 yard ladder rear sight. The muzzle end of the barrel is marked "SA/Ordnance Shell & Flame/9-12", left side of the stock with a "BHM" cartouche (1909-1914), receiver with the standard M1903 nomenclature above serial number "465712", and "22" on top of the rear receiver bridge. Fitted with a straight grip "S" stock with single reinforcing bolt and early flat top high hump handguard. Smooth steel buttplate with compartment containing a complete cleaning kit tube. Includes nine 22 Short cartridge inserts, four 22 LR cartridge inserts, and three brass stripper clips.