The fountain of Sultan Ahmed, Istanbul, Turkey. A photomechanical print published between ca. 1890 and ca. 1900 by Detroit Publishing Company. From the section of “Views of People and sites in Turkey” in the Photochrom (ink-based photolithographs) print collection of The Library of Congress. The fountain of Sultan Ahmed Khan (1673-1736) was built in 1728 by architect Ahmet Ağa, in the style of the Tulip period and located in the great square in front of the Imperial Gate of Topkapı Palace.