The Palmer carbine, manufactured by E.G. Lamson & Co., of Windsor, Vermont, is significant as the first metallic cartridge, bolt-action weapon accepted by the Ordnance Department for issue to the U.S. Army. The Ordnance Department purchased 1,001 Palmer carbines late in the Civil War; the carbines were delivered in June 1865. Blade front and two leaf folding rear sights, with "MM" inspection stamp next to the sight and "Wm PALMER/PATENT/DEC. 22, 1863" near the handle. Casehardened lock and hammer, the former marked "U.S./E.G LAMSON. &CO./WINDSOR, VT" ahead of the lock and "1865" behind. Oil finished walnut stock, with one "U" marked barrel band, "MM" inspection marks on the left side near the sling ring and top of comb, script "MM" cartouche on the left stock flat and "P" on the trigger guard and the heel of the buttplate.