16:0516:05, 2 October 2012diffhist+11,939
Ultrasound
Undid revision 515640753 by Wtshymanski (talk)Revert AGAIN: No evidence of where unjustifiably deleted material has gone. Big suspicion of unjustified and unsupported merge.
16:4016:40, 1 October 2012diffhist+250 N
File talk:CrookesTube.svg
←Created page with 'Several errors. * Anode is missing. * High voltage connected to non conducting glass end. * Maltese cross was not connected to cathode. ~~~~'
10:0810:08, 30 September 2012diffhist+3,618
Ultrasonics
Undid revision 515034040 by Wtshymanski (talk)Undo merge. Wait for a sensible period for discussion, Not everyone spends their entire free time editing Wikipedia. Not properly merged.
10:0510:05, 30 September 2012diffhist+11,939
Ultrasound
Undo stealth merge. Insufficient time for proper discussion on talk page. Not properly merged. Much material lost from source article.