NJ Craig's List ad (not mine) Old Kegs
 

http://cnj.craigslist.org/for/1656486152.html

Not quite what I'm looking for but might be useful to somebody else here.

Here's the pictures he sent me:

http://photos.msn.com/Viewing/Album.aspx?PST=8nK2AN1B!1JmZao!iR2Cw3nJX1ihV1c7sY9 eIHYbrFfMgIn!ev5Pq8mDPZvfF557yxEbfqMjlZo!ZxfniN!Sz w$$&f=255&MSPPError=-2147217396

Look like firkins to me. I wish they were pins.