Retailers

General Supply

Amazon http://www.amazon.com/
McMaster-Carr http://www.mcmaster.com/ (404)-346-7000

Automotive Supply

Summit Racing http://www.summitracing.com/ 1-(800)-230-3030
Jegs http://www.jegs.com/ 1-(800)-345-4545
Specialty Power Windows http://www.specialtypowerwindows.com/ 1-(800)-634-9801

Computer Supply

Newegg http://www.newegg.com/ 1-(800) 390-1119
Danger Den http://www.dangerden.com/ (503)-458-6548
Mountain Mods http://www.mountainmods.com/ (503)-631-7797
Monoprice http://www.monoprice.com/ (909)-989-6887

Electronics Supply

Digikey http://www.digikey.com/ 1-(800)-344-4539
Mouser http://www.mouser.com/ 1-(800)-346-6873
Jameco http://www.jameco.com 1-(800)-831-4242
Sparkfun http://www.sparkfun.com/ (303)-284-0979
Eagle PCB Software http://www.cadsoftusa.com/ 1-(954)-237-0932

Telescope Supply

H. L. Clausing Inc. http://www.clausing.com/ (847)-676-0330
Orion http://www.telescope.com/ 1-(800)-447-1001