Bartlesville Kilowatt Transmitter - Homebrew rig from 1937, of unique style. Built by W5GAE, Preston Gaddis of Bartlesville, OK., who is now a silent key. - http://www.amfone.net/ECSound/BartlesvilleTX/bvilletx.htm
Besco Internacional - AM - FM Used broadcast transmitters for sale. Dallas, Texas - http://www.besco-int.com/
Ken Lotts AA7JC - An Ameci AC-1 and a Harvey Wells transmitter plus his homebrew single tube 12 watt transmitter with pictures, and schematics. - http://www.lotts.net/ken/ham/
Ameco AC-1 Transmitter - WA9WFA's great little QRP tube CW transmitter. - http://www.qsl.net/wa9wfa/ha00016.htm
Micamold XTR-1 - Great little 25 Watt transmitter for 80, 40 and 20 meters. - http://www.qsl.net/wa9wfa/ha00002.htm
Columbia Electronics - Various brands of military surplus transmitters sold, bought or traded. Located near Los Angeles. - http://www.columbiaelectronics.com/
Ameco AC-1 Transmitter II - Joe Tyburczy, W1GFH has produced a great page including schematics, pictures and stories about this 6V6 novice rig. - http://www.qsl.net/wb1gfh/ameco.html