Hours of Exercise in the Alps

John Tyndall (1820-93) was a prominent physicist, particularly noted for his studies of thermal radiation and the atmosphere. He was a prolific writer and lecturer, who was able to bring experimental physics to a wide audience. While researching his 1860 work, The Glaciers of the Alps, he became a proficient climber, and this work, first published in 1871, combines climbing expeditions in Switzerl...