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A letter from S.C.B. Gascoigne, 27 February 1970, enclosing notes entitled 'Prime Focus Correctors and Related Problems', written to accompany a draft report on correctors. The letter also discusses the Isaac Newton Telescope corrector problem and the seeing at Cerro Tololo and the Siding Spring Observatory.

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Notes by Redman on a conversation he had with S.C.B. Gascoigne regarding the Siding Spring 40-inch.

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A copy of a paper by Sir Howard Grubb, Parsons and Co. Ltd entitled 'Errors due to separation of X & Y coma slope correctors', regarding tests on the A.A.T. primary mirror, 13 March 1972.

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A copy of a paper by Redman on comments by S.C.B. Gascoigne on 'Ritchey-Chretien versus classical optics', 29 June 1973.

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A copy of paper by S.G.B. Gascoigne entitled 'The Optical Design of the 150-inch Telescope', 8 June 1963.

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A copy of a paper by S.C.B. Gascoigne on 'Tests of the AAT 154-inch Mirror', 8 March 1974, with various test diagrams.

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A copy of a paper by S.C.B. Gascoigne on the 'Single-Channel Scanner', 18 January 1972.

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Copies of a paper entitled 'The Computer System', 22 February 1971, giving details of the recommendations of an Anglo-Australian Telescope design study, and of a paper by S.C.B. Gascoigne entitled 'Proposal for an Acquisition, Guidance and Computer Working Party', 19 February 1971.

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A memorandum from Redman to the members of the Northern Hemisphere Observatory Planning Committee Technical Panel, 21 March 1974, enclosing copies of a paper by S.C.B. Gascoigne entitled 'Ritchey-Chrétien versus classical optics', 29 June 1973, and of a note on 'Gascoigne's arguments for longer focal length', 29 January 1974.

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Papers by S.C.B. Gascoigne entitled 'Some Recent Advances in the Optics of Large Telescopes'.

Scope and Contents A copy of a letter from Redman to Janet Manfield, 15 May 1974, enclosing the agenda for the 22 May meeting of the N.H.O. Planning Committee Technical Panel; comments by C.G. Wynne on S.C.B. Gascoigne's statements regarding Ritchey-Chrétien versus classical optics; 'NHO: 3-mirror, 4-mirror, 5-mirror, etc. coudé arrangements' by Redman; 'NHO 2.5 telescope: A thinking aloud' by Redman, including thoughts on design details; notes by C.L. Stephens on potential computer systems for the N.H.O.;...

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Briefing notes for Redman for his visit to Owens-Illinois in October 1969 to review the progress of the production of the mirror blanks for the Anglo-Australian Telescope. There is also a copy of the report by S.C.B. Gascoigne on the visit he made to Owens-Illinois in August 1969 for the same purpose.

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A photocopy of a report, dated 13 February 1973, of a visit by Redman and S.C.B. Gascoigne to Sir Howard Grubb, Parsons and Co. Ltd on 29-30 January 1973.

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A report of a visit made by Redman and S.C.B. Gascoigne to Sir Howard Grubb, Parsons and Co. Ltd on 19-21 June 1973, including a summary of tests made on the Anglo-Australian Telescope primary mirror, with a comparison of test methods and a report of the results of Hartmann tests.

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A copy of the first report to the Astronomy Policy and Grants Committee from P.I.L.O.T. (Panel on Instrumentation for Large Optical Telescopes), November 1968, including the panel's terms of reference. There is also a paper by S.C.B. Gascoigne entitled 'Remarks on Instrumentation and the Pilot Report', and an anonymous paper entitled 'Photoelectric Guiding - Preliminary Memoranda'.

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A copy of a draft report by Redman and S.C.B. Gascoigne entitled 'AAT Commissioning Year', giving details of the programme of work for that year, 15 February 1973, with accompanying written notes by Redman.

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A copy of a report by S.C.B. Gascoigne entitled 'Schedule for Commissioning Year', 19 March 1973, including a list of dates for the delivery of various items.

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A copy of a telegram sent by S.C.B. Gascoigne in Cambridge to Hermann Wehner reporting on the mirror inspection at Sir Howard Grubb, Parsons and Co. Ltd.

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A copy of a telex message from R.V. Willstrop to S.C.B. Gascoigne advising the completion of mirror alignment before taking Hartmann plates.