A Season at the Gunks
2002
of course you know to click on the picture to see a larger version

Gunks.com
The climbing section of this site has tons of info.

Gunks.com message board
Ask questions or just chat on the message board for Gunks info.

Tradgirl.com
Tradgirl is based in the Gunks and has plenty of info about the area.

climbXmedia guide
ClimbXMedia created a nice PDF guide to the bouldering at the Trapps area of the Gunks.