Two items: ballpoint signature and inscription, “For Richard Salmon, with my best wishes, Gregor Piatigorsky, 1971,” adding a small AMQS, on an off-white 5 x 3 card; and a felt tip signature of Mstislav Rostropovich, dated 2002, on a white 8.5 x 11 sheet of music paper. In fine condition, with scattered toning and soiling to card. RRAuction COA.
