This motor has patent dates of 1899/1903 making it at least 110 years old. It's a 2 pole/3500 RPM model which is considerably more rare than the 1750 versions. The motor was completely torn down and rebuilt with new bearings and brushes. There's a couple minor sparks at start up which will remedy themselves as the new brushes are broken in. The motor is 1/2 HP and weighs about 75 lbs.