Worth Herman Miller Poster  

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Use the following search on Google (girard poster site:wright20.com) and you'll find several listings for this poster at this particular auction house. The estimate is usually 1000 to 1500, but you'll have to check the "auction results" section to see what it actually sold for.
If the poster's in good condition, it's a nice gift.

wow, $1800.... great....
wow, $1800.... great....

There is a thread on here...
There is a thread on here titles "What is your best bargain/find ever." THis belongs there. I am admittedly jealous!