A lot has been written about Fred M. Locke and Gerald Brown was probably one of the first to do it. This soft cover book was first printed in 1977. This particular book is a 1981 fourth printing and is signed by the author. Like all of Brown`s books, it`s loaded with info. You can`t help but come away a smarter collector after going through this book. 80 pages, loaded with drawings. $12 and that will include the shipping.