Union brigadier general (1835–1910) who fought at Petersburg, New Market Heights, and received the Medal of Honor for his actions at the Second Battle of Fort Fisher. Original 2.25 x 4 carte-de-visite photo by Brady’s of Washington, D. C., signed at the bottom of the image in black ink, “N. M. Curtis.” A crease to left edge and some scattered light foxing, otherwise fine condition. RR Auction COA.