Two lengths of 'L' profile metal, separated at either end by a roller. Model illustrating the Fleeming Jenkin, Ayrton-Perry, telpherage system, 1882. Telpherage System 1882
Two lengths of 'L' profile metal, separated at either end by a roller. Model illustrating the Fleeming Jenkin, Ayrton-Perry, telpherage system, 1882. Telpherage System 1882