WM Knabe & Co. antique Empire style rosewood square Grand Piano. The following description along with the main image of the piano is taken from the Smithsonian National Museum of American History. The piano has been stored at the Morris-Butler House as shown in the additional images. The piano is believed to be complete and in working condition. However, it's condition is not guaranteed, and it is being sold as-is. William Knabe & Co. Description (Brief) This square piano was made by the William Knabe & Company in Baltimore, Maryland around 1860. The factory, located at Eutaw and West Streets in Baltimore was five stories high and covered most of a city block. Knabe exhibited grand, upright and square pianos at the Philadelphia Exhibition in 1876. This piano has a compass of AAA-a4, felt hammers, first 11 strings are single and the rest double, tuning pins at rear, 2 pedals: una corda and dampers, iron frame, and a mahogany case. This lot requires on site third party shipping or local pickup arrangements.