| Description | The file contains correspondence and enclosures, schedules, leaflets and file notes and mainly relates to the installation of a telephone system and location of telephone points and there are a number of documents dealing meetings. It covers UH 900 PABX system installation; improvements and changes; meetings to discuss deadlines, locations and alterations; a suitable apparatus room without pipework; power supply units and cabling; additions to Pye Business Communications Ltd's quotation; general access circuits and a route marker; sequence of installation; the box office telephone system; Pye Business Solutions Ltd direct contract; G P O recording machines; apparatus room flooding and humidity; a telephone answering booking service, and a safe and intruder alarm and related telephone lines. Correspondents include Theatre Projects Consultants Ltd, Denys Lasdun & Partners, the National Theatre, Post Office (South Central Area), Flint & Neill, Pye Business Communications Ltd, Sir Robert McAlpine & Sons Ltd, Mr R W Higam and Keith Prowse & Co Ltd and the South Bank Theatre Board. Items include 4 copies of schedule 904/SC14 'National Theatre: Telephones Installation for Booking Services Offices and Ancillary Areas' and two copies of schedule 904/SC17 'National Theatre Telephone Schedule'; drawing number 4313 217 0123 'Proposed Floor Plan for the UH 900 P.A.B.X . at the National Theatre'; partial copies of drawing numbers 552/03/3803-552/03/3805 'National Theatre Upper Theatre and Offices Group Booking Services Office Cupboard for Telefon Equipment'; a rough sketch of an [000] Panels; circuitry diagrams for Handset No. 7; and reduced-size copies of drawing numbers 552/01/3008 'National Theatre Upper Theatre & Offices Group Grids L-Q Plan at Level 49.00', 552/01/3009 'National Theatre Upper Theatre & Offices Grids E-L Plan at Level 49', 552/01/3010 'National Theatre Upper Theatre & Offices Group Grids L-Q Plan at Level 59.25', 552/01/3011 'National Theatre Upper Theatre & Offices Group Grids Le-L Plan at Level 59.25' with location / layout of telephones superimposed on top. Original card folder disposed of. '904/6B no. 2 National Theatre: Telephones from 1/1/74 to 31/3/75' was written on the spine. |