You are looking at 2 dvds by Damian DelGaizo on Tailwheel flying . Damian DelGaizo is a renowned tailwheel flight instructor. Whether you are new to the world of tailwheel flying or a seasoned aviator, Tailwheel 101 and 201 will help you become a more proficient pilot. There are some scratches on the dvds but I tested them and they were fine.  If you have any questions send me a message and thank you for looking.