Here are links to a few other small but reputable dealers, plus some other interesting 'stuff'

Dealers:

Test Equipment Sales (Test Equipment) http://www.tesales.com 

Ridge Equipment (Test Equipment) http://www.ridgeequipment.com

Naptech (Test Equipment) http://www.naptech.com

Kentronix (Test Equipment) http://www.kentronix.com

Other:

Used-Line.Com is the best searchable database for used test equipment: http://www.used-line.com

Mark Kahrs' Tek 7000-Series Overview and (obsolete but interesting) Price Guide  www.caip.rutgers.edu/~kahrs/testeq/7000.html

The Museum of Tek Scopes (pre-1970) http://margo.student.utwente.nl/~wel/tek.htm

The Big List, where you find just about everyone in the business of test equipment, manuals, etc... at http://www.big-list.com

Another interesting site, with many more links including links to most many manufacturers Another interesting site, with many more links http://www.qsl.net/k6ls/test.html