Some recent University of Colorado auctions on eBay:

[wprebay kw=”university+of+colorado” num=”6″ ebcat=”-1″]
[wprebay kw=”university+of+colorado” num=”7″ ebcat=”-1″]
[wprebay kw=”university+of+colorado” num=”8″ ebcat=”-1″]
[wprebay kw=”university+of+colorado” num=”9″ ebcat=”-1″]