W.D. Allison Co. of Indianapolis. Physicians swivel examination chair with oilcloth seat, original caned backrest and Manufacturers plate is on the back. Circa late 19th century and measures 27.5” tall, 15” wide and 17” deep. This is an early example Prairie Style Arts and Crafts design, influenced by Frank Lloyd Wright and others. It has been very well preserved considering its age and appears complete and unaltered with original finish, oil cloth seat, cane back, swivel hardware manufacturer's tag on seat back.. W.D. Allison Co. of Indianapolis Indiana