Power chord basics: Revision history

• 00:00, 8 November 2013 . . volumeknob . . (407 bytes)
• 00:00, 3 August 2013 . . volumeknob . . (217 bytes)
• 00:00, 28 April 2013 . . volumeknob . . (217 bytes)
• 00:00, 21 January 2013 . . volumeknob . . (217 bytes)
• 00:00, 16 October 2012 . . volumeknob . . (217 bytes)