WMI Publications

Held March 16 to 19, 1975 in Pittsburgh, Pennsylvania

Held March 14 to 16 1966 in Pittsburgh, Pa.

Held March 31 to April 3 1974 in Denver, Colorado

Held March 18 to 21 1973 in Washington, D.C.

Held March 12 to 15 1972 in Mexico City, Mexico

Held March 7 to 10 1971 in Portland, Oregon

Held March 22 to 25 1970 in Chicago, Illinois

Held March 9 to 11 1964 in Las Vegas, Nevada

Held March 8 to 10 1965 in Washington, D. C.

Held March 4 to 6 1963 in Detroit, Michigan

Held March 12 to 14 1962 in Denver, Colorado

Held March 7 to 9 1960 in Dallas, Texas

Held March 18 to 20 1940 in Washington, D. C.

Held February 17 to 19 1941 in Memphis, Tennessee

Held March 2 to 4 1959 in New York City

Held March 3 to 5 1958 in St. Louis, Missouri

Held March 5 to 7 1956 in New Orleans, Louisiana

Held March 9 to 11 1953 in Washington, D. C.

Held March 8 to 10 1954 in Chicago, Illinois

Held March 14 to 16 1955 in Montreal, Quebec

Originally scheduled to meet in New York City, February 2

Held March 13 to 18, 2016 in Pittsburgh, Pennsylvania