Scope and Contents

Correspondence of J.D. Pope with Redman, Hermann Wehner and M.H. Jeffery regarding Pope's drawings 03-006, 03-022, 03-023, 03-024, 03-019, 03-025, 03-026 and 03-027. The letters include discussion on sky baffles and declination bearings in the horseshoe yoke. There are also notes on the Anglo-Australian Telescope primary mirror cell radial supports and mirror lifting device and the end-ring focussing proposals.

Scope and Contents Correspondence regarding the mirror figuring and tube contract, including a copy of a formal letter from M.H. Jeffery to Sir Howard Grubb, Parsons and Co. Ltd, 19 March 1969, accepting its bid for mirror figuring and tube fabrication; a copy of a telex from J.J. Tyson to Jeffery, 18 March 1969, regarding Owens-Illinois supplying the CER-VIT mirror blanks; and a letter from R.R. Heraty, Owens-Illinois, to Jeffery, 25 March 1969, clarifying an error in the telex, and confirming their intention...

Scope and Contents Correspondence of R.L. Ford with Redman, V.C. Reddish, M.H. Jeffery, A.N. Argue and H.C. Minnett regarding automatic guiding, drive and control systems. There are references to Ford's visit to the University of Hawaii; the comments of D.W. Dewhirst's on Ford's report; the effect of atmospheric refraction on telescope guidings; the effect of optical distortions on the accuracy of offsetting when using an autoguider; field rotation; possible firms to be engaged for a design study; the speed...

Scope and Contents

A letter from M.H. Jeffery, 14 February 1969, enclosing copies of bids by Owens-Illinois Inc. and the General Electric Company for the secondary and flat mirror blanks; letters from Jeffery seeking clarification of the bids; and subsequent letters, cables and telex messages, including a copy of the Corning Glass Works bid.

Scope and Contents Correspondence with G.E. Manville, Sir Howard Grubb, Parsons and Co. Ltd; M.H. Jeffery; and S.C.B. Gascoigne regarding Jeffery's visit to Britain; arrangements for meetings; Redman's visit to Sir Howard Grubb, Parsons and Co. Ltd to discuss mirror blanks and tests, including his report of the visit; and Redman and Gascoigne's proposed visit to Owens-Illinois Inc. There is a copy of a letter from D.S. Brown, Sir Howard Grubb, Parsons and Co. Ltd, to R.R. Heraty, 5 June 1969, enclosing a...

Scope and Contents A copy of a letter from M.H. Jeffery to J.F. Hosie, 5 July 1968, regarding the mirror figuring and tube contract, enclosing a copy of Jeffery's letter to J.D. Pope, 2 July 1968, concerning automatic focussing, end focussing, primary figuring, optical alignment tolerance, the primary mirror cell, access to the Cassegrain cage, hydrostatic bearings, Koban-type declination bearings and the tube contract. There are also letters to Jeffery from Redman, 6 July, and Pope, 11 July, regarding points...

Scope and Contents

A copy of a letter from Redman to M.H. Jeffery, 2 June 1969, enclosing notes on dust collectors for Siding Spring, and Redman's correspondence with Hermann Wehner and P.M. Sydserff, 11 June 1969 - 18 July 1970, thanking them for dust samples, and discussing dust testing procedure, the assessment of dust tests, and the supply of plastic Petri dishes, including a quotation for the dishes from Griffin and George Ltd, 15 August 1969.

Scope and Contents A copy of a letter from Redman to M.H. Jeffery, 8 April 1968, regarding an accompanying copy of notes by S.C.B. Gascoigne on the Anglo-Australian Telescope optical system, dated 27 March 1968. Redman also discusses checking the figures in any final contract draft and mentions site 3A at Siding Spring Observatory. There is also a copy of a letter from Jeffery to F. Hoyle, 19 April 1968, regarding Gascoigne's memorandum on the Anglo-Australian Telescope optical system and referring to the...

Scope and Contents

Correspondence with Vic Williamson, J.V. Hindman and Mrs Wilkie, Mount Stromlo Observatory, regarding data required for Redman's final revision of the Site Testing Report for the March A.A.T. Joint Policy Committee meeting, with telegrams from Williamson on anemometer calibrations and problems in obtaining data, and a copy of a letter from Redman to M.H. Jeffery, 27 March, containing points to notice and a proposal for future testing.

Scope and Contents Correspondence with M.H. Jeffery and J.V. Hindman. Hindman comments on Redman's Site Testing Report, mentions testing problems, and encloses a copy of the calibration plot for a unit taken to Sydney. A telegram by Hindman of 17 April discusses an error made in calculations from the anemometer system checked in the wind tunnel at Sidney, which Redman describes as 'shattering' in his letter of 22 April. There is also a letter from D.W. Cunliffe to Redman, 8 April 1968, agreeing with Hindman on...

Scope and Contents

Correspondence with O.J. Eggen and M.H. Jeffery regarding simultaneous microthermal measurements at 60 feet at sites 7A and 3A. Redman suggests measurements at 110 feet and instructions for making simple dust tests, and mentions the slow progress of the site tests. There is also a copy of a letter from D.W. Cunliffe to M.H. Jeffery, 3 September, concerning the installation of the new anemometers and recorders.

Scope and Contents

A letter from M.H. Jeffery, 26 August 1969, enclosing a copy of a letter (19 August), table and graph from Macdonald, Wagner and Priddle regarding pier vibrations.

Scope and Contents Correspondence regarding the building design and layout at the Siding Spring Observatory, including Redman's correspondence with Hermann Wehner concerning the modified darkroom-layout, with a drawing, and also the dome layout, which Redman has discussed with R. Griffin, R.V. Willstrop and W. Sargent; a letter from M.H. Jeffery enclosing a copy of Macdonald, Wagner and Priddle's report on mountain top development, 11 July 1969; a letter from Jeffery, 23 July 1969, referring to his visit to...

Scope and Contents Correspondence regarding the temperature control of the dome and telescope. In correspondence with M.H. Jeffery, Redman makes detailed comments on the report by W.E. Bassett and Partners and discusses problems. A letter from M.F. Ingham, Oxford University Observatory, 4 February 1969, encloses a copy of a letter, in French, from G. Courtes, Centre National de la Recherche Scientifique Laboratorie d'Astronomie Spatiale, Marseille, 29 January 1969, on the ventilation of the 76-inch telescope...

Scope and Contents Letters and cables regarding the inspection of the CER-VIT primary mirror blank at Owens-Illinois Inc., including copies of telexes and letters from J.J. Tyson to M.H. Jeffery and B.E. Broughton; a letter from John Hutchinson, 12 May 1969, including the text of a teleprinter message from Jeffery to J.F. Hosie of 9 May; Redman's correspondence with Jeffery on the main mirror blank, dust measurements at the Siding Spring Observatory, the Altazimuth Committee and general progress; and Redman's...

Scope and Contents Letters and telex messages regarding payment for and acceptance of the Owens-Illinois Inc. CER-VIT mirror blank. The correspondence includes a letter from R.R. Heraty to M.H. Jeffery, 11 August 1969, enclosing a finishing schedule bar chart and referring to the photographic birefringence record; correspondence regarding mirror strain, including a telex from Jeffery containing S.C.B. Gascoigne's opinion and referring to J.D. Pope's tests on central holes in secondary blanks; and a copy of...

Scope and Contents

A copy of a letter from S.C.B. Gascoigne to M.H. Jeffery, 18 April 1968, and Jeffery's reply of 26 April, regarding Sir Howard Grubb, Parsons and Co. Ltd's reaction to the specifications for the primary mirror blank.

Scope and Contents

Correspondence with Hermann Wehner and M.H. Jeffery regarding top-end interchange, including notes by Wehner and J.D. Pope of 30 January 1969. The letters include reference to the telescope tube tender drawings. There are also notes by Wehner on interlock evolution and a drawing entitled 'Crane Control Schematic (Provisional)'.

Scope and Contents

Copies of Redman's letters to John Hutchinson, M.H. Jeffery, S.C.B. Gascoigne and D.S. Brown enclosing copies of his report on the visit to Owens-Illinois Inc. by the representatives of the Anglo-Australian Telescope, Sir Howard Grubb, Parsons and Co. Ltd and Kitt Peak National Observatory on 13-14 July. There is also a copy of Redman's letter to R.J. Harris, 21 August 1969, enclosing a report of Gascoigne's visit to Owens-Illinois Inc. on 1-2 August.

Scope and Contents

Correspondence regarding Dilworth, Secord, Meagher and Associates (D.S.M.). There are copies of letters from George V. Meagher and John C. Farrell of D.S.M. to M.H. Jeffery, including a schedule for design drawings and costs estimates; and correspondence between Redman and Jeffery on the high costs of the D.S.M.'s involvement, including Jeffery's comments on the draft mirror specification and the interest shown by Tinsley Laboratories Inc. in bidding for the figuring and tube contract.

Scope and Contents Correspondence between Redman and Dr I. van Breda, St Andrew's University Observatory, 15 September 1969 - 23 May 1970, regarding optical adjustments to be provided for the Anglo-Australian Telescope, with van Breda's notes on 'Interface Compatibility on Telescopes'. There is a copy of a letter from Redman to J.D. Pope, 19 September 1969, referring to the death of M.H. Jeffery and arrangements for Redman's visit to Australia, and stating that he is enclosing a copy of a letter from van...

Scope and Contents

Correspondence with M.H. Jeffery and J.V. Hindman regarding the Siding Spring wind records for April and May, new anemometers and recorders to be obtained, the geology of sites 3A and 7A, the increasing scepticism of astronomers on the value of seeing tests, and the death of Redman's secretary. Jeffery's letter of 18 June encloses graphs on wind speed

Scope and Contents

Correspondence with J.F. Hosie regarding the extension of the arrangements for Redman and S.C.B. Gascoigne to act as consultants on the Anglo-Australian Telescope, the death of M.H. Jeffery and his possible successors as A.A.T. Project Manager, and the comments of the Observatories Syndicate on the first report on the future of the Cambridge Observatories.

Scope and Contents

Copies of the correspondence of J.J. Tyson, Owen-Illinois Inc., with M.H. Jeffery and B.E. Broughton, Science Research Council, regarding improved tolerance in the primary mirror blank, costs and subsequent changes in the additional machining.

Scope and Contents

Correspondence with J.V. Hindman regarding recording wind data at 110 feet and the problems experienced. There is also a copy of Redman's letter to M.H. Jeffery, 1 October 1968, informing him about his correspondence with Hindman and referring to push-pull pads for the main mirror side supports.