Correspondence involving or relating to ZAMP, Zavod za Zaštitu Autorskih Malih Prava, the Yugoslavian Institute for the Protection of Copyright, Zagreb. Correspondence of 1958-1959 relating to tickets requested by Boosey & Hawkes for performances at the Royal Opera House, Covent Garden, London.
Correspondence regarding broadcasts of works published by Boosey & Hawkes on radio stations in Switzerland. This file was originally entitled 'Swiss Radio' and and held in an unlabelled packet.