JAMESTOWN - Jamestown High School Class of 1972 will hold a reunion on July 27 and 28. Planned are a cruise on the Summer Wind, 3 p.m. Friday, and dinner at the Elks in Jamestown, 6 p.m. Saturday, with music by Smokehouse. Get reservations in now to: Geraci & Co., 18 E. Third St., Jamestown, NY 14701. The fee is $15 for the cruise and $35 for dinner. Make checks payable to JHS Class of 72 Reunion. Call 499-5646 for more information.