The AC15 Allis Chalmers 211 Series Disk Harrow Operation Manual is a vintage, original manual dating back to the 1960s, providing guidance on operating and maintaining the Allis Chalmers 211 model disk harrow. This manual, measuring 8 1/2″ x 11″, contains 25 pages of detailed instructions and illustrations to help users understand and utilize their Allis Chalmers equipment. Made in the United States, this manual is a valuable resource for anyone looking to operate or repair their Allis Chalmers tractor efficiently.