Prokofiev with Mstislav Rostropovich Prokofiev with cellist Mstislav Rostropovich. Moscow c.1950. [Source: Boosey and Hawkes, Ltd.] Back to main Photograph page Copyright © 2002, Boosey & Hawkes, Ltd. Reprinted by permission. This picture may not be reproduced, duplicated, copied, sold, resold, or otherwise exploited for any purpose that is not expressly permitted by Boosey & Hawkes, Ltd.