H. W. Gretton was born in 1914.
H. W. Gretton died in 1983.
W. R. Gretton has written: 'Studies of aromatic hydroxylation'
William Gretton was born in 1736.
Rob Gretton was born in 1953.
George Gretton was born in 1950.
Peter Gretton was born on 1912-08-27.
W. H. H. Clayton was born in 1840.
H. W. Bradley was born in 1813.
W. H. Jude was born in 1851.
H. W. Harvey was born in 1887.
W. H. Allen was born in 1863.
W. H. Diddle was born in 1882.