Ellie Herman's Pilates Arc Barrels Author:Ellie Herman A Pilates manual for the Pilates Arc, Spine Corrector, Step Barrel and Ladder Barrel. Hundreds of classical and original exercises created by Ellie Herman, explained in detail with step by step photos, including Pilates Arc on the Reformer series, Cardio Jumping with the Arc on the Reformer, Rocking Planks and Lunges with the Arc Upside Down and... more » much much more! Rehabilitation applications, contraindications, peel backs, alignment cueing are always including in Ellie Herman's books.« less