1897-1948, optical, mathematical & philosophical instrument maker, London, England Ross Limited 1897 - 1948
1897-1974, physicist; government and military adviser, English; British Blackett, Baron Blackett, Patrick Maynard Stewart 1897 - 1974
active 1897-1968, laboratory apparatus and instrument maker, London, England Baird and Tatlock (London) Limited 1897 - 2012
1898-1985, graphic artist and portrait painter, Newcastle; English Gilroy, John Thomas Young 1898 - 1985
1897-1958, theoretical physicist, mathematical physicist, Cambridge, England, British Hartree, Douglas Rayner 1897 - 1958
1897-1927, Engineering Company, Elswick, Newcastle upon Tyne Armstrong, Whitworth and Company 1897 - 1927
1898-1907, manufacturer of steam powered vehicles, Paris, France Gardner-Serpollet Company 1898 - 1907