References
- Microphotography: G. W. W. Stevens, Phot. J., 90B, pp. 150–156, 1950.
- Recordak: “The Commercial Recordak”, Kodak Ltd., Recordak Division. 16. 1949.
- Microfilm: “Photographic Copying of Documents”, Kodak Data Sheet, DO, 1952.
- Photostat: E. J. Aslin. Aslib. Proc. 1, pp. 49–52. Jan 1949.
- Slatfile: H. W. Greenwood. “Document Photography”. 3rd ed pp. 49–50, 1947.
- Reflex copying: H. D. Murray. Phot. J., 84B, pp. 250–253, 1944.
- Diazo copying: L. van dcr Grinten, Phot. J., 92B, pp. 43–48, 1952.
- Solvent transfer methods: E. Weyde,Photo Technik und Wirtschaft 1, pp. 36–48, 1950.
- Verifax: “New Kodak Speedy Photocopying Procedure”, Phot Engr., 3, p. 100, 1952.
- Autopositive: E. H. Markley. Machinist, Jan. 19th. pp. 78–80, 1952.
- Light-sensitive stencils: A. de Waele, Trans. 14th Conf. Internat. Fed. Documentation, 1, CI24-–125,. 1938.
- Kerography: R. M. Schaffert and C. D. Oughton, J.O.S.A., 38, pp. 991–998, 1948.
- Stabilisation processing: H. D. Russell, Phot. Engr. 2, pp. 136–147 1951.
- Thermofax: C. M. Conrad, Amer. Documentation, 2, pp. 95–97 1951.