The Diesel Odyssey of Clessie Cummins brings the father of the American truck diesel to life through the eyes and words of his son, Lyle Cummins. This detailed biography tells of successes and adversities through historical research and personal knowledge. Clessie Cummins, founder and president for nineteen years of the diesel engine company bearing his name, generated thirty-three patents, set world speed and endurance records in race cars and trucks, and remained a salesman, marketer, entrepreneur and inventor even through his retirement. Paperback; 401 pages.