The Vibration Institute will hold its introductory course, Basic Machine Vibrations, and a more advanced course, Machinery Vibration Analysis, in Romulus, Mich. from December 7-10, 2004. The course fees are $950 and $1075, respectively. To register, or for more information, contact the Vibration Institute at (630) 654-2254 or www.vibinst.com.