The 2019 Andy Tiernan Classics calendar showcases great postwar British twins, with stunning lead pencil and water color artwork by Mike Harbar. Featured bikes include a 350cc 1951 Douglas Mk V, a 650cc 1962 BSA Rocket Gold Star, a 650cc 1959 Triumph Tiger 110 and more. Important dates in the U.K. classic bike scene are noted, and all proceeds from calendar sales go to the East Anglian Air Ambulance, a non-profit ambulance service that has saved the lives of many motorcyclists. $13 (approx.).