1. MS Mus. 1813/2/1/261/3 Reference (shelfmark): MS Mus. 1813/2/1/261/3 Title: General correspondence, 1967 Scope & Content: 'Correspondence and papers mainly of 1967 involving or relating to Iannis Xenakis. With a copy of the discography of Louis Frémaux. This file was originally entitled 'Xenakis 1967' and held in a packet marked 'Xenakis, 1965-1970'. Collection Area: Music Collections Languages: English and French Date Range: Sep 1966-Dec 1967 Extent: 1 sub-file (3 parts)