Karl Clark - chemist - died in 1966.
Karl Clark - chemist - was born in 1888.
Thomas Clark - chemist - died in 1867.
Thomas Clark - chemist - was born in 1801.
Karl Clark was born in 1957.
Luis Carl Pauling and Karl Landsteiner
Karl A. Clark has written: 'The bituminous sands of Alberta' -- subject(s): Mines and mineral resources, Oil sands
Thomas Anderson - chemist - died in 1874.
James Walker - chemist - died in 1935.
James Hargreaves - chemist - died in 1915.
Angelo Mariani - chemist - died in 1914.
Paul Pfeiffer - chemist - died in 1951.
John Rose - chemist - died in 1976.