Marine Corps officer. Original 2.5 x 4 carte-de-visite portrait of Shailer in uniform by a Valparaiso studio, signed on the reverse in black ink, “Sincerely yours, J. C. Shailer, Lieut. U. S. M. C., U. S. S. ‘Ossipee,’ off Valparaiso, July 13th, 1872.” In fine condition, with a light crease to the lower right corner and scattered foxing to the image. RR Auction COA.