Edition and Supplements

1938 Edition

• 1938 Supplement
• 1939 Supplement
• 1940 Supplement

1941 Edition

• 1943 Supplement
• 1944 Supplement
• 1945 Supplement
• 1946 Supplement
• 1947 Supplement

1949 Edition

• 1950 Supplement
• 1950 Revision
• 1951 Revision
• 1951 Supplement
• 1952 Revision
• 1952 Supplement
• 1953 Supplement
• 1953 Revision

1954 Edition

• 1954 Revision
• 1954 Supplement
• 1955 Revision
• 1955 Supplement
• 1956 Revision
• 1956 Supplement
• 1957 Supplement
• 1958 Revision
• 1958 Supplement
• 1959 Revision
• 1959 Supplement
• 1957 to 1958 Supplement
• 1957 to 1959 Supplement
• 1960 Revision
• 1960 Supplement
• 1961 Revision
• 1961 Supplement
• 1962 Revision
• 1962 Supplement
• 1963 Revision
• 1963 Supplement

1964 Edition

• 1964 Revision
• 1964 Supplement
• 1965 Revision
• 1965 Supplement
• 1966 Revision
• 1966 Supplement

1967 Edition

• 1967 Revision
• 1967 Supplement
• 1968 Revision
• 1969 Revision
• 1969 Supplement