http://www.stagetech.com/stage-engineering-wizard-of-oz
Stage Technologies and Delstar Engineering supplied a 60-axis stage automation system for the brand new Andrew Lloyd Webber production of the much-loved classic. Equipment includes power-flying and performer-flying winches, AU:tour touring control racks, bespoke control racks, a tilting revolve, lifts and slides, trucks and automated LED screens.
More information: Backstage at the London Palladium, Press release