W. G. Richardson was born on 1909-05-29.
W. G. Richardson died on 1959-03-29.
Robert W. Richardson was born in 1910.
Sid W. Richardson was born in 1891.
G. Anne Richardson was born in 1956.
W. G. Richardson has written: 'The activity and pre-emergence selectivity of some recently developed herbicides'
John G. Richardson was born on 1957-06-29.
G. W. Reynolds was born in 1895.
W. G. Thompson was born in 1866.
W. G. Collingwood was born in 1854.
W. G. Godfrey was born in 1941.
G. W. Briggs was born in 1875.
W. G. Speer was born in 1885.