Pearls on a String: Artists, Patrons, and Poets at the Great Islamic Courts

Penknife from the gun set of Mahmud I, approx. 1732
Turkey, Ottoman period (1300–1922)
Steel, gilded silver, gold, emeralds, rubies (or spinels), and nephrite

The Walters Art Museum, Baltimore, Acquired by Henry Walters, 1903, 57.620.
Photograph © The Walters Art Museum, Baltimore.