image MS_366_5_7_004
Image number: RS.16883
Credit: ©The Royal Society

Instrument for experimenting with acidic spirits


21 June 1699


Unknown, Artist

Object type

Archive reference number

Manuscript page number




height (page): 194mm
width (page): 150mm


Content object


A glass bottle designed by Wilhelm Homberg (1652-1715) of the Royal Academy of Sciences in Paris to experiment on acidic spirits, which was reported by Etienne François Geoffroy to the Royal Society at the meeting on 21 June 1699. It was published in Philosophical Transactions of the Royal Society, vol. 22, no. 262 (1700).

Object history

21 June 1699, 'A Letter from Monsr Geoffry, from Paris was read, relating ye Effects of Hedera Terrestris & about volatile saltes; with a Table to know by the Araometer the Exact measure of salts' (JBO/10/132).

E. F. Geoffroy, 'Concerning the Exact Quantity of Acid Salts Contained in Acid Spirits', Phil. Trans., vol. 22, no. 262 (1700), pp. 530-34.

Associated place

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