Sonorum speculum.

no.18-25 (1864-65); no.1-9 1958-61; v.1-9 (1958-61); no.1-11 Summer 1958-Summer 1962; no.1-17 1958-1963; no.10-17 (1962-63); v.6-9; v.10-13; v.10-17 (1962/63); no.10-21 1962-64; no.12-22 Sep 1962-Spr 1965; v.14-17; v.18-25 (1964/65); no.22-32 1965-67; v.26-33 (1966/67); no.18-36 1964-1968; no.26-35 (1966-68); no.33-49 Winter 1967/68 Winter; no.37 1968-1969; v.34-41 (1968/69); no.38* (1969); no.39* (1969); no.40* (1969); no.38-45 1969-1970; no.42* (1970); no.43* (1970); no.44* (1970); v.42-49 (1970/71); no.46* (1971); no.47* (1971); no.48* (1971); no.49* (1971/72); no.50/51* (1972); v.50-55 (1972/73); no.52* (1973); no.53* (1973); no.54* (1973); no.46-57 1971-1974; no.50-57 1972-74; no.56* (1974); v.56-57 (1974)