piano Vladimir Yampolsky
violin David Oistrach
Small differences: version with horizontal separation dash between letter Б and catalogue number.

Matrix / Runout: D00544/4-3 (A, etched runout)
Matrix / Runout: D00545/6-2 (B, etched runout)
Other: ТУ ‎– I кл. (Technical specifications)
Other: Б