The National Portrait Gallery in London has acquired two self portraits and two portraits by Sam Haskins.
Sam Haskins: http://en.wikipedia.org/wiki/Sam_Haskins
Lucie Rie: http://en.wikipedia.org/wiki/Lucie_Rie
Arthur Koestler:http://en.wikipedia.org/wiki/Arthur_Koestler

Arthur Koestler at his home, a farmhouse in Denston, Suffolk, mid 70s. A portrait commissioned by Harold Evans, editor of The Times of London.

Lucie Rie, London, Late 80s

Sam Haskins and Figgins, Johannesburg, 1961 (self portrait)

Sam Haskins, Germany – possibly Hamburg, circa 1973 (self portrait)