Freshwater hydra air raid On the right three figures

On the right three figures follow a small girl riding a donkey

All Saints Church

the scene is old Fishmongers Hall

with New River and City Road beyond

Freshwater hydra air raid On the right three figuresFreshwater animal of the class hydrozoa, clinging to the side of a glass vessel. This creature, usually referred to as a 'polyp' was the subject of a major series of researches by the Swiss naturalist Abraham Trembley (1710 1784) whose work is cited in the letter accompanying this illustration. Figure pasted into a letter by the Honourable Charles Bentinck, the Hague, 15 September 1741, to Martin Folkes at the Duke of Richmond's, Whitehall, London.