What sold me on this guy, in addition to his very Scottish looking face and jaunty pose (and peek of a nice knit sweater visible at his neckline) was, I must admit, his very fully stuffed sailor's pants!
3 3/4" x 2 1/2". .T. Gilfillan, Glasgow albumen photo carte de visite, late 19th century I believe. Good condition, general light wear and a small loss to lover right corner.