Oliver 166 12 Jointer Serial No. 30145 approximate year of manufacture 1924, 5 HP 230 volt 3 phase electrical, 87 inch deck, exhaust duct included. The jointer was fully operational when purchased 20 years ago. It was purchased to support a cabinet shop expansion that did not materialize. Kept as a backup but is no longer needed. Also have an Oliver Planer 299-D for sale.