Seeing Sound: Ian Butterworth at TEDxTeddington

Ian Butterworth: Caerphilly Athletic FC

Staff Room Character Profile - Ian Butterworth. #staffroomseries

Bryanston 2011 - Senior String Orchestra, conductor Ian Butterworth, introduction for play list

IAN BUTTERWORTH FOR LC300

Ian Butterworth reveals how he runs a faster line following MicroMouse by learning the layout first

Ian Butterworth describes how to make the UKMARSBOT run on the full or half size line flowing course