| Description | The file contains correspondence and enclosures, sketches and file notes and deals with lighting hoists and windlasses, including the supply of cables and requests for quotes, quotations and tendering process and awarding of contract for Upper Theatre lighting hoists and Lower Theatre windlasses; lighting hoist controls, wiring, power feed, cradles and boxes, changes in costs and pace and quality of work. Also includes correspondence about lighting ladders, main stage elevator - Lyttelton Theatre, paint frame and scenery lifts towards the end. Correspondents include Theatre Projects Consultants Ltd, Mole-Richardson (England) Ltd, Hall Stage Equipment Ltd, E M Langham, Peter Albrecht Corporation, Reliance Cords & Cables Ltd, Lectriflex Cables & Accessories, Greengate Cables Ltd, the Greater London Council (GLC), British Insulated Callender's Cables Ltd, Mole-Richardson (Stage and Studio Engineering) Ltd, South Bank Theatre Board, Evershed Power-Optics Ltd, Denys Lasdun & Partners, Jones and Jennings Ltd, Gough Econ Ltd, and Sir Robert McAlpine & Sons Ltd. Items include a rough sketch of a differential cable reeling drum, sketches for a windlass attached to a quote from Hall Stage Equipment Ltd, sketch number 904/SK 395 'Section of Possible Production Lighting Cable', two sketches numbers E3150/2 and E3150/3, one titled 'Lighting Bar Windlass' and the other untitled, attached to estimate number 3150 from Hall Stage Equipment Ltd, sketches of electrical schemes, a memo about spraying roof beams with asbestos, three drawings with number Y.26800 'Hoist Lighting Control National Theatre' and 'Lighting Hoist Connections Schematic' issues C and D, and drawing number W.280 'Scenery Hoist Contactors, BBC White City Studio Six' . Original card folder to be disposed of. '904/5B.10 The New National Theatre Closed 10.8.77 Ltg. Hoists.' was written on the spine. |