You should have been investing in copies of my book, take a look at this:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=291083574870&ssPageName=ADME:B:SS:US:1123

Damm, I should have stached away a case of them.

Jack Sim

Author, 1st & 2nd editions of Gas Pump ID book, 3rd edition is now available at www.gaspumpbible.com
Air Meter ID book also available