My book is far sale at this website: www.gaspumpbible.com
Go to this site and look at the cover of the book.
I am not asking you to purchase the book, but take a look at the cover of the book. I tried to tell some type of a continuation of the gas pump by years. Not every pump restorer/collector collects any pump, many concentrate on a certain type of pump. You should also specify if you want an unrestored or a very nice restored pump.