Charles DarwinCharles Darwin
12 February 1809
Naturalist, Geologist
Charles LyellCharles Lyell
14 November 1797
Lawyer

William HopkinsWilliam Hopkins
02 February 1793
Mathematician, Geologist

James HuttonJames Hutton
03 June 1726
Geologist

Adam SedgwickAdam Sedgwick
22 March 1785
Geologist

Arthur HolmesArthur Holmes
14 January 1890
Geophysicist, Geologist
William SmithWilliam Smith
23 March 1769
paleontologist, civil engineer, geologist