Retired attorney Frank E. Wrenick is an award-winning transportation author and lecturer who has participated in the restoration of World War II aircraft and a 1918 steam locomotive. He lives in Cleveland Heights, Ohio. Elaine V. Wrenick is a retired systems analyst and program designer. Her grandfather, Asa Orra Walworth, manufactured the Walworth automobile in Chicago during 1904-1905.
"the magnitude of...research... is impressive...a definitive academic reference work...belongs in every architectural...and...transportation history library"--Society for Commercial Archeology Journal; "valuable...finely detailed social history...intimate...charming...personalized"--The Journal of American Culture; "extensive chronology, notes, sources and index are impressively detailed. A fitting tribute to a little-known man behind an instantly recognizable icon of American transportation"--Hemmings Motor News.