Thermometrical barometer mb-width 3334 Bibliographische Institut

Bibliographische Institut

France despatched is own troops to aid the Sardinians

King George and family using a pony trap to avoid the use of petrol

and having tea

was taken from a painting owned by Charles Turnor: this

Thermometrical barometer mb-width 3334 Bibliographische InstitutPlate 7 from the paper 'Description of a thermometrical barometer for measuring altitudes' by Francis John Hyde Wollaston, Philosophical Transactions of the Royal Society, vol. 107 (1817), pp. 183 196. The figures show the fully assembled instrument (figure 7) with details of components including the thermometer and a Vernier scale. Original: ink on paper. 1817