Memorial: Ida and Isidor Straus Entered from New York Times article ("Thousands Mourn at Straus Memorial," May 13, 1912, pg. 3); stated time is approximate. Ida and Isidor Straus died when the Titanic sunk on April 15, 1912; Isidor Straus was a co-owner of the department store Macy's. tribute 1912-05-12T14:00:00