H. W. Gretton was born in 1914.
H. W. Gretton died in 1983.
W. R. Gretton has written: 'Studies of aromatic hydroxylation'
George Gretton was born in 1950.
William Gretton was born in 1736.
Rob Gretton was born in 1953.
Peter Gretton was born on 1912-08-27.
W. H. H. Clayton was born in 1840.
W. H. Gispen was born in 1890.
H. W. Peckwell was born in 1854.
W. A. H. Rushton was born in 1901.
H. W. Janson was born in 1913.
W. H. Clatworthy was born in 1915.