Robert Gradwell was born in 1777.
Robert Gradwell died in 1833.
William Gradwell-Goodwin died in 1942.
R. Gradwell has written: 'The petrology of the eruptive rocks of the Yarraman district' -- subject(s): Igneous Rocks, Petrology 'The petrology of the Samford granodiorite' -- subject(s): Granodiorite
Robert Daniel was born in 1936.
Robert Laws was born in 1851.
Robert Spottiswoode was born in 1596.
Robert Josephs was born in 1961.
Robert Coll was born in 1934.
Robert Cock was born in 1801.
Robert Nicoll was born in 1814.
Didier Robert was born in 1964.
Robert Barbers was born in 1944.