I have a bunch of keys and other Silver, Bronze and Copper age books up on eBay this week.

[ebay]comicnut_1[/ebay]

http://www.ebay.com/sch/comicnut_1/m.html?_ipg=50&_sop=12&_rdc=1

Featured books include:

Dr. Strange #169 CGC 7.0 (1st Solo series)
Dr. Strange #1 CGC 9.4 (1st Silver Dagger)
Spectacular Spider-Man #64 CGC 9.6 (1st Cloak & Dagger)
New Teen Titans #2 CGC 9.6 (1st Deathstroke)
Harley Quinn (2000) #1 CGC 9.8 (1st Solo series)
Batman Adventures Annual #1 CGC 9.8 (Early Harley Quinn appearance)
Sandman #8 CGC 9.8 (1st Appearance of Death)