Calendar of Events.

The article presents information on some of the special events related to computing. The Fifteenth Annual Symposium on Switching and Automata Theory will be held in October 1974 in New Orleans. The First Illinois Conference on Medical Information Systems will take place in October 1974 in Illinois. The second Annual System Engineering Conference will be held in Minneapolis in November 1974. The Image Pattern Recognition Workshop will take place in November 1974 in San Diego, California. The Canadian Computer Show and Conference will be held in Montreal, in November 1974. International Meeting on Mini-Computers and Data Communication will take place in January 1975 in Belgium. The American Mathematical Society Annual Meeting will be held in January 1975 in Washington D.C. International Conference on Reliable Software will take place in Los Angeles, California in April 1975. The Third International Optical Computing Symposium will be held in April 1975 in Washington D.C. The Fourth Symposium on Operating System Principles will be held in Yorktown Heights, New York in October 1975.