Frank,
Very Impressive !! And I mean VERY !! CONGRATS <img border="0" alt="[cheers]" title="" src="graemlins/beerchug.gif" />
Quite an acomplishement you have there....I can imagine all the time, efforts, etc put forward to get them all together......
Variations in the proofmarks, study & explanations on them is also quite interesting.....especially those ``6`` Variations of the same production year.....
CONGRATS
MARK <img border="0" title="" alt="[Wink]" src="wink.gif" />