1. MS Mus. 1813/2/1/130/7 Reference (shelfmark): MS Mus. 1813/2/1/130/7 Title: Friedemann, Margarita Scope & Content: Letter from Rufina Ampenoff to Margarita Friedemann of Santiago, Chile. This file was originally entitled 'Friedemann, 1960' and held in a packet marked 'Dr. Roth, Agents F-V, 1960'. Collection Area: Music Collections Languages: English Date Range: 1960 Extent: 1 sub-file