Scope and Contents Contains: letter from Bernard Pagel, Royal Greenwich Observatory Archive to E.H. Linfoot, the Observatories, Madingley Road Cambridge, about the design of a Cassegrain spectrograph for the Isaac Newton Telescope, 5 May 1964; reprint of a paper by Herbert Dingle from The Bulletin of the Institute of Physics, pp. 314-316, December 1968 annotated [by Linfoot?] with an inserted note containing further calculations; an undated note on Ritchey Chrétien telescopes, containing a list of...

Scope and Contents Correspondence with R. Woolley and A.R. Hogg, Mount Stromlo Observatory, regarding temperature fluctuations at various heights above ground in Australia. The letters include reference to the United Kingdom Meteorological Office Geophysical Memoirs, Nos 71 and 77. Redman's letter to Woolley, 17 April 1964, discusses E.H. Linfoot and mirror alignment tolerance, while his letter of 1 May criticises Australian microthermal measurements. The correspondence also includes copies of letters from...

Scope and Contents Correspondence with Richard Woolley, 21 September - 28 September 1964, regarding optics and increasing the F. number of the primary mirror to F5. There is also a copy of a letter from G.M. Sisson, 14 September 1964, offering help with calculations of optical systems for the A.A.T. project, and a handwritten note from E.H. Linfoot advising that C.G. Wynne should give an outline of his ideas on an appropriate type of corrector. A pencilled note at the foot of Redman's letter of 28 September...

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A copy of a letter from I.S. Bowen, Mount Wilson and Palomar Observatories, to Dr Robert R. McMath, McMath-Hulbert Observatory, Michigan, 4 April 1961, on large telescope design problems in relation to Kitt Peak. There is also correspondence between Redman and Richard Woolley in California, 26 September - 2 October 1961, including E.H. Linfoot's notes on S. Rosin's proposals for Cassegrain and prime foci systems, 5 October 1961.

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Copies of correspondence between H. Spencer Jones and G.M. Sisson, 7 March 1950 - 12 January 1951, regarding the supply of a 98-inch disk; the progress of work; test facilities; tolerance and price; a central groove and grinding; and a contract for grinding and figuring agreed by the Isaac Newton Telescope Board of Management. There is also a copy of a report by E.H. Linfoot, 30 December 1950, on his examination of the disk at Sir Howard Grubb, Parsons and Co. Ltd.

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Correspondence with G.M. Sisson, Sir Howard Grubb, Parsons and Co. Ltd, regarding the possibility of the Science Research Council funding design work for the Anglo-Australian Telescope. Redman outlines his and E.H. Linfoot's views on design. Sisson reports on his visit to the Astronomer Royal and Sir Harry Melville and the factors hindering the start of the Anglo-Australian Telescope projects.

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The collection is comprised of biographical papers, wartime and post-war research files (including research papers relating to work on Meniscus Schmidt and related optical systems), papers concerning work for consultancies on the design of optical systems for commercial and other organisations, and drafts and related correspondence regarding publications, lectures and conferences.

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Notebooks I to XIV, with VII and X missing (from before point of donation). Index covers I to XIV, but omits the missing volumes, implying that they were misplaced before it was written.

Scope and Contents From the Series: Publications, Lectures, and Conferences presents a chronological sequence of drafts and related correspondence. The largest body of material relates to Linfoot's unpublished book on almost periodic functions (completed at Princeton 1929-31), and comprises a typescript draft and correspondence with the Clarendon Press Oxford and colleagues in Britain, Germany and the USA. This section also includes material relating to a mathematics colloquium organised by Linfoot and H Heilbronn at Bristol...

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The agenda and minutes of the fourth meeting of the Isaac Newton Observatory Board of Management on 11 May 1948, with a report by E.H. Linfoot and C.G. Wynne on Ross-Schmidt Systems for consideration at the meeting.

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A letter from S.C.B. Gascoigne, 26 February 1968, and Redman's reply of 27 February, regarding mirror specifications corrections and the incorporation of E.H. Linfoot's suggested changes in Redman's version of the mirror supports. There is also a handwritten draft of a cable from Redman to Stella Wilkie, 27 February 1968.

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A copy of a letter to J.D. Pope regarding the I.N. Hartmann test material for the Isaac Newton Telescope and the telescope's comatic image, with a manuscript note at the end of the letter concerning E.H. Linfoot's views.

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Copies of letters of appointment to the Spectroscope Committee of the Isaac Newton Observatory, sent by H. Spencer Jones, I.N.O. Board of Management, to E.H. Linfoot, Cambridge Observatories; J.N. Burch; W.E. Curtis, King's College, Newcastle; and Sir Thomas Merton, Treasurer, Royal Society, with copies of the replies.

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An undated memorandum by D.H. Linfoot regarding the proposal to order a 96-inch corrector plate for the Isaac Newton Telescope and expressing the opinion that this diameter is too big.

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Notes written in pencil by E.H. Linfoot regarding mirror specifications.

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Notes by Redman on a conversation held between E.H. Linfoot and G.M. Sisson on 1 April 1969 regarding the Anglo-Australian Telescope mirror system.

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A copy of a paper by E.H. Linfoot entitled 'RC photographic photometry and position measurements', 6 May 1964.

Scope and Contents Papers for the meeting of the Astronomy Sub-Committee of the Research Grants Committee, Department of Scientific and Industrial Research, at State House, London, on 10 March 1965. The documents include 'Resolution on Professor Hoyle's application' (loose) and minutes and matters arising from the nineteenth meeting of the sub-committee. The rest of the papers are comprised of applications from the University of Sussex and various individuals for Special Research Grants, as...

Scope and Contents Miscellaneous papers regarding the Isaac Newton Telescope, including a report by R.O. Redman on angular resolution and telescope speed; a memorandum on unvignetted fields; a note on automatic following telescopes; a report on arguments in favour of a wide-angle 100-inch telescope; a report on observing programmes for a 100-inch reflector; a report on the choice of thickness for the 100-inch mirror; an interim report for the overall design report; a paper by R. Atkinson on a Combination...

Scope and Contents Papers regarding the refurbishment of the Yapp 36-inch Reflecting Telescope and the 30-inch Reflecting Telescope. Much of the material relates to the Cassegrain Spectrograph and the Schmidt Camera. There is correspondence on the design and construction of these items between G.M. Sisson of Sir Howard Grubb, Parsons and Co. Ltd; E.H. Linfoot of Cambridge University; the National Physical Laboratory; and B.E.J. Pagel and Sir Richard Woolley of the Royal Greenwich Observatory. The papers also...

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A photocopy of an undated report by E.H. Linfoot entitled 'Comparative study of some Optical Systems suggested for the Isaac Newton Telescope'.