The fonds includes a letter from Lex [i.e. Alexander Silbiger] to [Professor] Donald [Mackay] of the McGill Faculty of Music [now, Schulich School of Music], and a typed curriculum vitae [undated, but probably from 1974] detailing personal data, degrees and diplomas, performing experience, recordings, teaching experience, and compositional output. Also included is a printed concert program for a performance given by the Department of Music, Brandeis University in Slosberg Recital Hall on Sunday, April 27, 1975. In addition, the fonds comprises copies of scores of Gian Lyman’s compositions, including [Sonata for Organ?], Three Bagatelles for Piano (first performance, Montreal, 1959), Pieces for Oboe and Viola (first performance, Montreal, 1959), String quartet (first performance, Montreal, 1960), Essay for three Viols (first performance, Hartford, 1966), Trio for Violin, Viola, and Piano, Quaternions (flute, violin, viola da gamba, and harpsichord), and miscellaneous pieces for choir and organ.

Macdonell's papers comprise a journal for 1793-1795, which L.R. Masson entitled "Assinoboines-Rivière Qu'appelle", and an account of the Red River, approximately 1797.