Prince of Battenberg from his birth until 1917, when the British Royal Family relinquished their German titles during the First World War (1886–1960). Vintage matte-finish 5.5 x 7.75 photo of Alexander in regal attire, signed in the upper left in black ink, “Alexander of Battenberg, 1912.” Affixed to a slightly larger sheet. In fine condition, with light scattered surface marks. RR Auction COA.