Directors of UCLO: Louis Napoleon Georges Filon (1875-1937). Goldsmid Professor of Applied Mathematics and Mechanics, UCL, 1912-1937; Vice-Chancellor, University of London, 1933-35. Honorary Director of ULO, 1928-1937 Christopher Clive Langton Gregory (1892-1964) - First Director (1938-1950; photograph 1939) - (National Portrait Gallery) Clabon Walter (Cla) Allen (1904-1987) Second Director and first Perren Professor (1951-1972) Sir Robert (Bob) Wilson (1927-2002) Second Perren Professor (1972-1994), third Director (1972-1986) Derek McNally (ca. 1990) Assistant Director, 1966-1986; Director, 1986-1997 Michael Moses (Mike) Dworetsky (ca. 2007): Acting Director, 1996-1997; Director, 1997-2008 Ian Howarth (ca. 2007) Three Directors (2009) University of London Vice-Chancellor visit: Ian Howarth impersonates a teapot for (f:b) Brenna Flaugher, Sir Adrian Smith, Mike Barlow, Steve Fossey. Visit by Professor Sir Adrian Smith, Vice-Chancellor of the University of London, 2014 Oct 28.