image MS_776_261
Image number: RS.17372
Credit: ©The Royal Society

Frozen urine


10 December 1662


Unknown, Artist


Robert Hooke (1635-1703, British), Natural philosopher

Object type

Archive reference number

Manuscript page number




height (page): 320mm
width (page): 200mm



Drawing of the branched structure of frozen urine observed by Robert Hooke and communicated to the meeting of the Royal Society on 17 December 1662. It was printed in Hooke's Micrographia (1665), scheme VIII.

This is copied from RBO/2i/060. The original drawing by Hooke is at Cl.P/20/6. Another copy can be found in MS/215/037.

This volume is another copy of entries of the first two volumes of the Register Book. It was given to Sir Joseph Banks by G. S. Heales Esquire of Doctor's Common on 31 May 1814.

Object history

At the meeting of the Royal Society on 17 December 1662, ‘Mr. Hooke communicated likewise some remarks on the figures in frozen urine, frozen water, and snow; and those of the small shootings of hoar-frosts; which were ordered to be registered’ (Birch 1:154).

Published as Figure 1 of Scheme VIII in Robert Hooke, Micrographia (London, 1665), described on pp. 88-91.

Related Fellows

Robert Hooke (1635-1703, British), Natural philosopher

Associated place

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