Tyndall, John 1820-1893 The Forms of Water in Clouds & Rivers, Ice & Glaciers, [electronic Resource]

Day, Henry 1820-1893 From the Pyrenees to the Pillars of Hercules [microform], Observations on Spain, Its History and Its People

Kebbell, William 1820-1893 Popular Lectures on the Prevailing Diseases of Towns: Their Effects, Causes, and the Means of Prevention : Recently Delivered at the Brighton Literary ... Institution : Published by General Request

Tyndall, John 1820-1893 Light and Electricity [electronic Resource]: Notes of Two Courses of Lectures Before the Royal Institution of Great Britain

Tyndall, John 1820-1893 Mountaineering in 1861: a Vacation Tour

by Walter Oldham Hughes-Hughes, Edited The Register of Tonbridge School, From 1820 to 1893

Adrien, Varloy Gustave Nadaud, sa vie et ses oeuvres, 1820-1893. Préf. par Jules Claretie