Milestones: Jun. 24, 1966

Born. To Mary Travers Feinstein, 29, of Peter, Paul and Mary, and Barry Feinstein, 35, photographer: their first child, a girl; in Danbury, Conn.

Born. To Valerie Feit Harper, 31, Manhattan fashion consultant, and Marion Harper Jr., 50, president of Interpublic Inc., advertising and public relations behemoth: a daughter, their first child (his fifth); in Manhattan.

Born. To Lieut. Colonel James Mc-Divitt, 37, command pilot of Gemini 4's June 1965 mission, and Patricia Mc-Divitt, 37: their fourth child, a girl, the first baby conceived by a U.S. astronaut after space flight; in Houston....