1939 v. 13 (7-11) ; 1940 v. 14 (1-5-6-11) ; 1941 v. 15 (7-11) ; 1942 v. 16 (1-6-7-11) ; 1943 v. 17 (1-6-7-11) ; 1944 v. 18 (11) ; 1945 v. 19 (1-6-7-11) ; 1946 v. 20 (1-6) ; 1947 v. 21 (8-10) ; 1949 v. 23 (5-8-9-10author and index) ; 1950 v. 24 (1-4-5-7-8-11-12author and index), v. 25 (11-12index) ; 1951 v. 25 (1-4-5-7-8-10) ; 1952 v. 26 (1-5-6-9-10-12author and index) ; 1953 v. 27 (1-5-6-10-11-12index) ; 1954 v. 28 (1-5-6-10-11-12index) ; 1955 v. 29 (2-5, 10-12) ; 1956 v. 30 (5-7-8-10index11-12) ; 1957 v. 31 (1-4-5-8-9-12-13index) ; 1958 v. 32 (1-4, 13index) ; 1959 v. 33 (1-4-5-8) ; v. 34 (1-5 author index, 6 subject index) ; 1960 v. 35 (1-4, 9-12-13-16-17-20-25 part I subject index 25 part II) ; 1961 v. 36 (5-8, 9-12, 17-19- 20-22-23-24 author index, 25 subject index, part III, 25 subject index, part I, 25 index part II) ; 1962 v. 37 (1-2-3-4-5-6author and indexes) ; v. 38 (1-2, 6 author index) v. 39 (1-2-3-4-5-6 author index, 6 part II cumulative subject index) v. 40 (1-2-3-5-6 author and indexes) ; 1963 v. 41 (3-5-6 author and indexes v. 42 (1-2-5-6 author and indexes) ; 43 (1-2-3-5-6 systematic author and indexes) ; 44 (1-2, 6 systematic author and indexes) ; 1964 v. 36 (1-4) ; v. 45 (1, 3-6, 10-24) ; 1965 v. 46 (1-5, 714, 17 -22, 24).