A Detroit area investment advisor, David G. Barnes spent over two decades working in the American automobile industry and worked with hundreds of automotive engineers, including He...ver maisA Detroit area investment advisor, David G. Barnes spent over two decades working in the American automobile industry and worked with hundreds of automotive engineers, including Herb Adams, the father of the Pontiac Firebird Trans Am and main character of this book. Blood, Sweat & Gears is David’s first book. He may be contacted at DGBarnesJD@gmail.com.ver menos