Gadjo Drom Chord grids for many gypsy jazz tunes, plus some tabs. In French but you'll manage!
Hotclub Trading Steve Royalls merchant website for strings, Wegen picks etc...
Jazz In Scotland Scottish jazz links.
Hobgoblin Music Sellers of the high quality Blueridge Gitane range of budget gypsy jazz guitars.
Jazz Guitar Excellent jazz guitar resource.
Gig Guide Scottish guide to live music, with good coverage of Jazz, Folk and Roots music.