See the link below for notes taken from

C. K. Ogden : A bio-bibliographic study by W. Terrence Gordon. Metuchen, N.J.: The Scarecrow Press, 1990:

http://ogden.basic-english.org/ckobio.html

See also:

http://www.unipv.it/deontica/Gallpics/contemp/Ogdenfs.htm

http://www.aim25.ac.uk/cgi-bin/search2?coll_id=1637&inst_id=13

Basic English:

http://ogden.basic-english.org/basiceng.html