Darwin Holmstrom has written or co-written many books on muscle cars and motorcycling, including the best-selling Camaro Forty Years and Muscle: America's Legendary Performance Cars.   He lives in Maple Grove, Minnesota. Photographer and writer David Newhardt was born in Chicago, Illinois and attended Southern Illinois University, majoring in Professional Photography.  He served eight years in the US Navy aboard nuclear submarines, before settling in Southern California.  Newhardt worked at Motor Trend magazine for three years, and has been on the masthead of many automotive titles.  He has worked in the fashion photography field, but finds that automobiles make better subjects.  The author of seven books, he has supplied scores of other books with images.  A long-time member of the Motor Press Guild, he lives in Pasadena, California, with his wife and two sons.