.25 Rimfire. 24" barrel length. SN: 1923. Blued metal finish with round barrel and straight varnished walnut stock mounting a crescent buttplate. Slide-action internal tube magazine fed repeating takedown rifle. Item mounts adjustable semi-buckhorn rear and dovetail front white bead sights. The tang is marked Marlin/No. 27-S, and the barrel displays the two-line address and patent marking with the final patent date of 1904.