1. MS Mus. 1813/2/1/153/7 Reference (shelfmark): MS Mus. 1813/2/1/153/7 Title: Sonorfilm Scope & Content: Correspondence involving or relating to Sonorfilm of Bern. With the involvement of Bassett Silver of the Recorded Music Department. This file was originally entitled 'Sonorfilm – 1961' and held in a packet marked 'Dr Roth – N- XYZ – General – 1961'. Collection Area: Music Collections Languages: English Date Range: 1961 Extent: 1 sub-file