PSALTERS,
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»M23M3 Masson, Sir Irvine, 1887- The Mainz Psalters and Canon Missae, 1457-1459. ave 1954. (Card 2)
1. Psalters. 2, Catholic Church, Liturgy and ritual, Psalter (Mainz Psalter) 3, Catholic Church, Liturgy and ritual, Cenon of the Mass, I, Series: Bibliographical Society, London. Publication, 1952 and 1953.
Full name: Sir James Irvine Orme Masson,
7 8 Revised