[Collection of papers, 1891-1959, relating to the work of Dr Oswald Silberrad and the Silberrad Research Laboratories. Includes personal and financial records, correspondence, patent material, reports etc. re chemical research generally and on explosives and dyes in particular. In five sections: A- Biographical; B- Research and consultancy; C- Publications, patents & lectures; D- Financial papers; E- Correspondence. 176 boxes. Listing available (compiled by Simon Coleman & Peter Harper of the National Cataloguing Unit for the Archives of Contemporary Scientists, University of Bath, ref: 94/7/00)]