"Stiles [W S] & Burch [J M]" Photocopied articles by W S Stiles and others, comprising: "N.P.L. colour-matching investigation: Final report (1958)" by W S Stiles and J M Burch, in 'Optica Acta', vol. 6, issue 1, (1959); two copies (plus appendices) of "Interim Report on the Commission Internationale de l'Eclairage, Zurich, 1955, on the National Physical Laboratory's Investigation of colour-matching" by W S Stiles and with an appendix by Stiles and J M Burch, in 'Optica Acta', vol. 2, issue 4, (1955); abstract and introduction to "Field Trials of Color-Mixture Functions" by W S Stiles and G Wyszecki, in 'Journal of the Optical Society of America', vol. 52, number 1, January 1962. 1955-1962