| Description | The file contains correspondence and enclosures and file notes focusing on backstage suspensions, particularly side stage hoists and suspension systems, grid pulleys, rear stage suspensions, bridge structure, suspensions in rehearsal room (scaffold grids) and suspension cranes. Correspondents include Theatre Projects Consultants Ltd, South Bank Theatre Board, National Theatre, Tele-Stage Associates Ltd, Sir Robert McAlpine & Sons, Hall Stage Equipment Ltd, Mole-Richardson (Stage and Studio Engineering) Ltd, DEMAG Material Handling Ltd, South's Mechanical Handling (James South Ltd), Flint & Neill Ltd, Acrow Crane and Hoist Ltd, Gilmartin Engineering (Luton) Ltd, Geo W King, Denys Lasdun & Partners and Herbert Morris Ltd. Items include informal sketches of the layout of the suspension bars in the Upper Theatre and the backstage suspensions; and quotations for rear, side and rehearsal room stage suspension equipment from Hall Stage Equipment Ltd, Mole-Richardson (Stage and Studio Engineering) Ltd, DEMAG Material Handling Ltd, and South's Mechanical Handling. Original card folder disposed of. '904/5B13 National Theatre Backstage Suspns ETC' was written on the spine. |