Sherry Winkinhofer knows her stuff about the years when Model A Fords were built, from 1928 to 1931. She has been active in the Model A community for many years. Her own Model A is a green 1929 Tudor she bought with her late husband Kenny in 2007 and it has accumulated many miles since then! I once took a road trip with them, starting in Kansas City and ending up in – this is true – Casper,…