Ninth plate ambrotype. (A few light spots.) Uncased, with brass mat and preserver (some tarnishing, preserver split at one corner). 

A half-length seated studio portrait of a young mustachioed officer wearing crossed white shoulder belts with a plaque connected to a fob. He wears dress epaulettes and corporal chevrons. his shako with pom features an infantry badge and company "D" designation.