[Union Officer Standing at Attention]
Object type: Ambrotype
Department: Photographs
Artist: Unknown
Artist bio: American
Artist role: Artist
Date: 1861–65
Medium: Ambrotype with applied color
Dimensions: Image: 10.8 x 8.3 cm (4 1/4 x 3 1/4 in.)
Case: 12 × 9.7 cm (4 3/4 × 3 13/16 in.)
Classification: Photographs
Credit line: Anonymous Gift, 2012
Accession year: 2012
Tags: Soldiers|Men|Portraits|American Civil War