| Description | The file contains Theatre Projects Consultants Ltd correspondence and enclosures, including a number of invoices and drawing issue sheets, and file and meeting notes relating to communications, covering the communications direct and sub-contracts with Pye Business Communications Ltd; the tendering process, the issue and reissue of drawings; schedule and wiring schedule for the small speaker installation; bleep paging installation; the recording, dubbing and editing studio; the purchase of equipment parts; dressing room speakers; dressing room switches; CCTV system; consideration of hearing-impaired persons; types of knobs, switches and buttons; stage manager desk layout, maintenance costs; and induction loops. Correspondents include Pye Business Communications Ltd; Denys Lasdun & Partners; A. K. G. Equipment Ltd; Cowley Instruments Ltd; Tape Recorder Developments Ltd; Electrosonics Ltd; Sir Robert McAlpine & Sons Ltd; H & L Appleby Ltd; Rediffusion Industrial Services Ltd; Flint & Neill Ltd; Wheeler Crittall Berry; Ventel Ltd; the National Theatre; Racal-Amplivox Communications Ltd; Royal National Institute for the Deaf; Crown House Engineering Ltd; Evershed Power-Optics Ltd; and the Greater London Council (GLC).The file includes labour and day rate fluctuation forms; tender documents; a sketch JGP/904/6A 'Basic Schematic of SM Desk Microphone & Loudspeaker Switching'; rough sketches of control panels and wiring diagrams; and 'equipment plan' - a diagram showing the timetable for installation, a schedule of progress planning from Pye Business Communications Ltd, and a 'Communications Installations Timetable'. The original card folder has been disposed of. '904/6A (No. 3) 2/3/73 to 31/10/73' was written on the spine. |