If a date ends in a year, such as 5/16/84, then it will be printed only in that year; if only a month and day are given, it prints the notice for every year. (Years can range between 1583 and 9999; if only two digits are given, the twentieth century is presumed.) ???Calendar files can be separated or combined: you can have a file of birthdays and another of meetings, print a calendar for each, and