D. R. Wijewardena was born in 1886.
Clarence Wijewardena died on 1996-12-13.
D. R. Fulkerson was born in 1924.
R. D. Wingfield was born on 1928-06-06.
D. E. R. Watt was born in 1926.
Earl R. Lewis was born on 1887-02-22.
D. R. Wijewardena died in 1950.
Clarence Wijewardena was born on 1943-08-03.
Clarence Wijewardena died on 1996-12-13.
D. R. Fulkerson was born in 1924.
A. R. D. Fairburn was born in 1883.
D. R. Thorpe was born in 1943.
D. R. Nanayakkara was born in 1915.
D. R. Mehta was born in 1937.
R. D. Smith was born in 1914.
R. D. Reynolds was born in 1969.
R. D. Fitzgerald was born in 1902.
R. D. Laing was born on October 7, 1927.