Tyndall also wrote about the property of total internal reflection in an introductory book about the nature of light in 1870 :
John Tyndall included a demonstration of it in his public lectures in London , 12 years later .
John Tyndall also wrote about the property of total internal reflection in an introductory book about the nature of light in 1870 :
John Tyndall included a demonstration of it in his public lectures in London , 12 years later .