Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,370 pages of information and 230,032 images on early companies, their products and the people who designed and built them.
Professor Percy George Hamnall Boswell O.B.E., D.Sc., F.R.S., etc.
1914-17 Demonstrator in Geology, Royal College of Science.
1917-30 George Herdman Professor of Geology, Liverpool University.
During War, Geological Adviser to M. of M.; has held important offices with The British Assoc. and other learned societies from whom he has received numerous medals and awards. Author of books and papers, some of which deal with the application of Geology to Eng. problems, especially water supply.
1930-1939 (present) Professor of Geology, Imperial College of Science and Technology, University of London.