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Correspondence with J.D. Pope, J.F. Hosie, V.C. Reddish and G.J. Carpenter in the wake of the circulation of the draft report of the Northern Hemisphere Observatory Panel, concerning wider terms of reference, change of name, costs, telescope design and a questionnaire.

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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)'.

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Correspondence with C.G. Wynne, Imperial College of Science and Technology, acting as a consultant on various aspects of optical design, especially correctors. The correspondents are Redman, S.C.B. Gascoigne, J.D. Pope and H.C. Minnett, A.A.T. Project Manager. The letters include reference to problems with Schott, contractors for the lenses. The papers include data, a spot diagram and a drawing of a test arrangement for prime focus correctors.

Scope and Contents A copy of a letter from Redman to D.W. Cunliffe, 20 October 1972, enclosing a statement of Redman's expenses for his recent visit to Canberra; summaries of telephone conversations between R.V. Willstrop and D.S. Brown held on 20 September and 18 October, which include a comment on the Hartmann tests; and summaries of telephone conversations between J.D. Pope and R.V. Willstrop on 19 October concerning Hartmann screen holes. Redman's letter was sent in reply to a request made in a telegram...

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Correspondence with G.J. Odgers regarding the Canadian and Kitt Peak mirror blanks and the supply of drawings of the Canadian telescope tube and technical descriptions to J.D. Pope.

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...

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Correspondence with J.D. Pope, 21-27 July 1971, regarding the acquisition telescope, with a copy of a letter from Pope to S.C.B. Gascoigne, 5 July 1971, on the Cassegrain field flattening lens. Pope encloses H. Kobler's 'Proposal for the Acquisition Telescope Optics' with his letter of 23 July.

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Correspondence with J.D. Pope, Royal Greenwich Observatory, regarding the estimated costs of telescopes with alternative modes.

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A letter from J.D. Pope, 7 August 1973, and a copy of Redman's reply of 29 August, regarding cost studies for the Northern Hemisphere Observatory, including detailed comments on the reports by Sir Howard Grubb, Parsons and Co. Ltd and Boller and Chivens.

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Correspondence with J.D. Pope regarding mirror blank material and comments on the proposed P.I.L.O.T. (Panel on Instrumentation for Large Optical Telescopes) meeting on 18 September, which Redman cannot attend.

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Correspondence with J.D. Pope regarding Pope's proposals to increase the effective aperture of the Isaac Newton Telescope from 96 to 100 inches. Pope encloses a copy of H.V. Skan Ltd's formal tender for 2.5m and 2.62m mirror blanks. There are also Redman's handwritten notes on his telephone conversation with Pope of 13 November 1974. Redman's last letter mentions a new prime focus corrector lens.

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Correspondence with J.D. Pope regarding his 'Proposal for pneumatic support of secondary mirrors'; an enclosed report on 'Tests on Mercury Band Radial Support for a 30-inch Mirror'; the Coudé flat diameters; and the Cassegrain guiding head.

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Correspondence with J.D. Pope regarding offset guiding, with a copy of a letter from A.A. Hoag, Kitt Peak National Observatory, to Hermann Wehner, 25 September 1969, concerning the K.P.N.O. system.

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Correspondence regarding the tube axis and mounting, comprised of a copy of a letter from J.D. Pope to D.S. Brown, 12 June 1970; a copy of Redman's letter to Pope, 23 June, commenting on his letter to Brown; and Pope's reply to Redman, 30 June. The letters include references to a proposed visit to Newcastle.

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Correspondence with J.D. Pope regarding dome and telescope temperatures, with prints containing proposed positions for the tube temperature sensors.

Scope and Contents A letter from M. Carpenter, 26 September 1967, regarding the appointment of R.L. Ford, Royal Radar Establishment, as a United Kingdom representative to work with H.C. Minnett at the Commonwealth Scientific Research Organisation on the drive and control system of the Anglo-Australian Telescope. Carpenter encloses a copy of his letter to Ford, 26 September 1967, suggesting that he consult Redman or J.D. Pope, the British representatives on the Joint Policy Committee Technical Committee, before...

Scope and Contents Correspondence with M.H. Jeffery regarding the stoppage of site wind recording; Hermann Wehner's comments on minimum building height; the final draft on the mirror figuring specification and the withdrawal of Carl Zeiss from the bidding; field rotation due to atmospheric refraction; and the Canadian 150-inch telescope. There is also copy of a letter from S.C.B. Gascoigne to M.H. Jeffery, 7 June 1968, commenting on the draft mirror specifications and enclosing a graph on performance figures...

Scope and Contents Correspondence with M.H. Jeffery, 27 November - 9 December 1968, regarding the revision of guiding specifications for the primary mirror and specifications for secondary and other blanks; secondary mirror supports; reports obtained by J.D. Pope and Hermann Wehner in Toronto and Tucson; correctors; and design precepts for instrument action. There is also a copy of Jeffery's letter to R. Harris, 3 December, concerning exchangeable secondary mirrors, and of a letter from J.D. Pope to Redman, 17...

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Correspondence with J.D. Pope and R.L. Ford regarding the design of the Anglo-Australian Telescope, including the tube, coma tolerance for mirror alignments, focus control and cervit rods, including reference to Ford's visit to the Kitt Peak National Observatory. There is also a copy of a letter from K.A. Strand, United States Naval Observatory, to J.D. Pope on their air bag system and how an astigmatism problem was resolved.

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Correspondence with S.C.B. Gascoigne regarding primary mirror figuring, secondary mirror testing, optical design calculations, auto-guiding, the Hartmann screen and R.L. Ford's visit to Redman concerning telescope and dome control. Gascoigne encloses notes by J.D. Pope on the latter's visit to Sir Howard Grubb, Parsons and Co. Ltd on 9-11 March 1971, and also minutes of the company's meeting with representatives of the Anglo-Australian Telescope.

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Correspondence with the Itek Corporation regarding the auto-collimating focus sensor for the Anglo-Australian Telescope, comprised of copies of letters from R. Hills Jr., Itek Corporation, to M.H. Jeffery, 3 May 1968; J.F. Hosie to F. Hoyle, 15 May 1968, enclosing a letter from Hills to Hosie, 3 May 1968; and J. Richard Vyce, Itek Corporation, to J.D. Pope, 14 June 1968, enclosing notes on the application of the Itek Device, including reference to Pope's memorandum and drawing of 20 May.

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A copy of a report by J.D. Pope and G.J. Carpenter entitled 'UK Northern Hemisphere Observatory. Determination of Budgetary Cost Estimates', October 1973. There are five parts: Introduction, Estimates for Large Altazimuth Telescopes, Estimates for Small and Medium Telescopes, the 3 Metre Infrared Flux Collector, and Preliminary Assessment of Site Development Costs.

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A copy of a letter from B.E. Broughton, Science Research Council, to J.D. Pope regarding commissioning cost studies for a telescope system, including the form of tender, conditions of contract, and the specification for cost studies of altazimuth mounted optical telescopes in the range 3 metres to 6 metres.

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A letter from Hermann Wehner, Mount Stromlo Observatory, regarding W.R. Lydster's design study for Kitt Peak National Observatory telescope and extracts from publications sent to J.D. Pope.

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A copy of a letter from Harlan J. Smith, University of Texas, to J.D. Pope enclosing comments by J. Floyd, Chief Engineer, on their cross-axis mount.