O.W. BARTLETT COMPANY B, 1ST MAINE CAVALRY. The 1st Maine Cavalry was one of the hardest fought units of the entire Civil War & lost the greatest number of soldiers killed in action of any cavalry regiment in the entire army. Bartlettâ€™s biography indicates that he enlisted at East Stoneham, Oxford County, Maine on February 20, 1864. He participated in a great number of engagements until the very end of the war & was always w/ his men & â€œBore a gallant part of all the engagementsâ€. A marvelous opportunity to own a group of Civil War material from a cavalry trooper who served in a well fought Maine unit. 1) This wonderful identified group begins w/ a cased sixth plate ambrotype of Private O.W. Bartlett, a full standing view in uniform w/ cavalry saber. The image is cased in an embossed paperboard case w/ blue velvet interior. 2) Pinned inside the case is Bartlettâ€™s silver identification badge, a jeweler made pin, being a shield surmounted by 2 cut out crossed sabers. Within the shield is hand engraved â€œO.W. / Bartlett / Co. B / 1st Me. Cav.â€. 3) 1858 Regulation US canteen w/ cover & partial strap has Bartlett's stenciled intiials & unit as seen in photos. 4) Regulation US Cavalry saber maker marked "MANSFIELD & LAMB / FORESTDALE RI". Opposite side is marked "US / JM / 1864". The hilt has a pair of intials scratched into quillon which are not Bartlett's (DW). CONDITION: image is fine w/ good contrast, oxidation halo around edge of plate. ID pin is also fine w/ silver patina retaining its original T-bar pin & catch. Canteen is overall very good, sling is tattered & only partial intact, cover is soiled w/ reductions but painted identification is discernible. Cavalry saber is very good overall, blade is gray w/ scattered staining, markings are crisp & easily discerned, grip is complete w/ tight wire wrap, scabbard has iron patina & a couple lg. dents near drag, brass has light mustard patina. (02-11609/DJ). $4,000-6,000 for lot.