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Madras Observatory interior, artist unknown, 1821. From The Royal Society, PT/73/9/12
Observations for Ascertaining the Length of the Pe...
Map, Cleveland, Yorkshire and Kirkdale Cave
Vibrio tritici nemotode worms
Kirkdale Cave, Yorkshire
Baffin's Bay red snow fungus
Machine for sampling sea-water at depth
Improved machine for sampling sea-water at depth
Figures de l'examen theorique du nouveau systeme d...
The Bendego meteorite
Optical effects observed during experiments on the...
Miners' safety lamp