From the Philadelphia Orchestra Association Archives: "In 1959 a touring delegation of Soviet musicians visited Philadelphia for the first recording of Shostakovich’s Cello Concerto No. 1 following its U.S. premiere by the Orchestra and cellist Mstislav Rostropovich; from left to right, Ormandy, Rostropovich, Shostakovich (seated left) with an unidentified interpreter and a recording engineer." Photo credit: Adrian Siegel Collection/Philadelphia Orchestra Association Archives

From the Philadelphia Orchestra Association Archives: "In 1959 a touring delegation of Soviet musicians visited Philadelphia for the first recording of Shostakovich’s Cello Concerto No. 1 following its U.S. premiere by the Orchestra and cellist Mstislav Rostropovich; from left to right, Ormandy, Rostropovich, Shostakovich (seated left) with an unidentified interpreter and a recording engineer." Photo credit: Adrian Siegel Collection/Philadelphia Orchestra Association Archives