John Playfair FRSE, FRS was a Church of Scotland minister, remembered as a scientist and mathematician, and a professor of natural philosophy at the University of Edinburgh. He is best known for his b
John Playfair by Sir Henry Raeburn
Sir John Playfair by Sir Francis Chantrey
Memorial to John Playfair, Old Calton Burial Ground, Edinburgh
Monument to John Playfair on Calton Hill, Edinburgh
James Hutton was a Scottish geologist, agriculturalist, chemical manufacturer, naturalist and physician. Often referred to as the "Father of Modern Geology," he played a key role in establishing geolo
John Playfair
…at the University of Edinburgh. He is best known for his book Illustrations of the Huttonian Theory of the Earth (1802), which summarised the work of James Hutton. It was through this book that Hutton's principle of uniformitarianism, later taken up by Charles Lyell, first reached a wide audience. Playfair's…
Portrait by Henry Raeburn, 1776
Front entrance to Hutton's farm Slighhouses. Location: 55°49′36″N 2°17′09″W / 55.82675°N 2.28586°W / 55.82675; -2.28586 (slighhouses)
The memorial to James Hutton at his grave in Greyfriars Kirkyard in Edinburgh. Location: 55°56′44″N 3°11′32″W / 55.945626°N 3.192200°W / 55.945626; -3.192200 (slighhouses)
Hutton's Glen Tilt exposure at collapsed Dail-an-eas Bridge upstream from Forest Lodge, drawn by John Clerk of Eldin in 1785. The bridge collapsed in approximately 1973. Location: 56°51′04″N 3°44′31″W / 56.851082°N 3.741822°W / 56.851082; -3.741822 (Dail-an-eas bridge)