Other builders/related:

Creston Guitars
Awesome electric guitar builder from Burlington

Best Bass Gear
One stop shopping for you bass builders and tinkerers

Healy Guitars
Talented Luthier from Western Massachusetts

Apohadion Theater
A venue dear and local to Arkham

Acadia Recording Company
A lovely recording studio up the road from here, and next door to Apohadion

Machines With Magnets
Kick ass venue and recording studio down in Pawtucket, RI

Grey Market Mastering
Masters of the Universe!

Resources:

tubebooks.org/technical_books_online.htm
Just a pant load of excellent old electronics texts

valvewizard.co.uk
A tube amp luminary

preservationsound.com
Fascinating blog full of great projects and vintage electronics ephemera

radioblvd.com
Nice site full of beautiful old communications gear