Correspondence and papers from a file labelled ‘Astronomical Optics Symposium'. Material is relates to the Symposium on Astronomical Optics and Related Subjects, held by the Department of Astronomy, University of Manchester, 19-22 April 1955. Papers are organised alphabetically by person or topic. A quantity of the correspondence in this folder is in French.
There is a separate A-Z series of letters making a preliminary announcement about the symposium.
Correspondence is largely between Dr. Emile Wolf, Honorary Symposium Secretary, Department of Astronomy, University of Manchester and symposium participants. For example, with Dr. F. Abeles, Institut D’Optique, Paris, France, in regards to his paper on Multi-Layer Dielectric Reflecting Films, and with Professor A. Boivin, Laval University, Quebec, Canada, regarding his leading paper for the session on Optical Images and Differences, Dr. Peter Fellgett, University of Cambridge, UK, regarding The Radial Velocity Photometer.
Correspondents include: Optica Acta, a European journal of optics; Professor E. F. Freundlich; Dr P. H. Linfoot; Professor H. Lipson; Ministry of Supply; Dr. J. Rösch; J. A. Ratcliffe; Professor V. Ronchi; Professor H. Siedentopf; Professor H. Slevogt; and Professor G. Toraldo di Francis.
Other material includes: list of participants indicating those staying at Hulme Hall, University of Manchester; folder labelled ‘Symposium. Accommodation and Transport’ containing various invoices and receipts; notes, ‘Arrangements in the College of Technology’ describing exhibits and demonstrations set out in Reynolds Hall, University of Manchester; visit to Jodrell Bank Observatory; symposium dinner; general programme; and information on Optica Acta journal.