Garage Sale Find of the Decade...or not?

Man paid $45 at a California garage sale for 65 glass plates, "The Lost Ansel Adams Photos"
Glass plates are worth $200 million.

 

Courtesy of Rick Norisigian and David W. Streets

**UPDATE (7/30/2010):  Negatives may not be those of Ansel Adams at all.  Might be Uncle Earl's??