Perspective.

v.1 no.2-4 Winter-Summer 1948; v.1-2 1947-49; v.2 no.1 1949; v.2 no.2-4 winter-summer 1949; v.2 no.3 1949; v.2 no.4 1949; v.2-3 (1948-50); v.3 no.1 1950; v.3 no.2 1950; v.3 no.3 1950; v.3-4 1949/50-1951; v.4-5 (1951-52); v.5-6 1952-53; v.6 1953; v.6-7 (1953-55); v.7-8 1954-56; v.8-9 (1956-57); v.9-10 1956-1959; v.10-11 (1957-60); v.12 no.1-2 spring 1960-winter 1961; v.12-13 (1960-64); v.14; v.15; v.16-17 (1969-75)