1963-nov-22 Nobile Subsidium Liturgia (CIMS)

1963-nov-22 Nobile Subsidium Liturgiae (chirograph)

Vatican
English
Papal Archive
Paul VI
Letters
1963

Latin:
http://www.vatican.va/holy_father/paul_vi/letters/1963/documents/hf_p-vi_let_19631122_nobile-subsidium-liturgiae_lt.html

Italian:
http://www.vatican.va/holy_father/paul_vi/letters/1963/documents/hf_p-vi_let_19631122_nobile-subsidium-liturgiae_it.html

enumerates papal documents on music:
Pius X, Tra le sollecitudini dell'officio pastorale (22 nov 1903)
Pius XI, Divini cultus sanctitatem (20 dec 1928)
Pius XII, Musicae sacrae disciplina (25 dec 1955)
Pius XII, Instructio de Musica sacra et sacra liturgia (3 sep 1958)
John XXIII, Iucunda laudatio (8 dec 1961)

therefore
establishes Consociatio Internationalis Musicae Sacrae ("CIMS")

International Church Music Congresses:
1950 Rome
1954 Vienna
1957 Paris
1961 Cologne
1967 Chicago-Milwaukee ( http://www.musicasacra.com/pdf/smlr.pdf )