I know, I know Edison was all a dream he really did not run test after test until he found a filament that worked. It was really his black janitor that pointed him in the right direction.
Read a Tesla biography. Edison was a very nasty character.
159 posted on 07/04/2015 6:47:47 PM PDT by Dr. Bogus Pachysandra
(Don't touch that thing Don't let anybody touch that thing!I'm a Doctor and I won't touch that thing!)