| Description | The file contains Theatre Projects Consultants Ltd correspondence with various contractors regarding tendering for the drum revolve. The file includes tendering documents, conditions of contract, estimates, and quotations; and descriptions of the drum provided by Theatre Projects Consultants Ltd. Other correspondents include: Hall Stage Equipment Ltd; Evershed Power-Optics Ltd; Vickers; Babcock-Moxey Ltd; M.A.N.; Lift & Engineering; Ferrum (England); Thorn Automation Ltd; Waagner-Biro; Maschinenfabrik Wiesbaden GMBH; Wiener Brückenbau- und Eisenkonstruktions- Aktiengesellschaft; Mole Richardson (Stage & Studio Engineering) Ltd; Newton Chambers Engineering Ltd; English Electric-AEI Projects; and E. M. Langham (chartered electrical engineer). Some of the letters are in German with translations. The original card folder has been disposed of. '1 Drum Revolve Apr 69-Dec 70' was written on the front, and '904/5B.1 1 The New the National Theatre-: From. Apr. 1969 To. Dec. 1970 Drum Revolve' was written on the spine. |