This is the second printing of Upper Midwest. There are more pages and many more photos than the first printing. To save page count some pages have multiple images. The purpose of this book is historical documentation of trucking, as collected by the author. The timeline is the late-1940s thru late-1970s. Included are company glossy photos or paper prints that were gifts to the author; photos taken by the author; late-1950s Goodyear Tire Co. ads featuring unique trucking artwork; A. G. Bontrager trucks from the late-1940s thru mid-1960s; D. A. Bontrager's trucks from the late-1960s and 1970s; trucks with new Double Eagle sleepers in the late-1970s. This is a great collection of vintage truck photos.