Ocythoe cranchii [winged argonaut] mb-code 1237500 Boys by a lock on

Boys by a lock on the Grand Union Canal

Two Chimpanzees celebrating Easter with chocolate eggs at Twycross Zoo

Elevation of wheel and shuttle

with surround

In the background in the Duke of Edinburgh

Ocythoe cranchii [winged argonaut] mb-code 1237500 Boys by a lock onPlate 12 from the paper 'Observations on the genus Ocythoe of Rafinesque, with a description of a new species' by William Elford Leach, Philosophical Transactions of the Royal Society, vol. 107 (1817), pp. 293 296. Six views of the cephalopod Argonauta hians, including details of arms and shell. The work is inscribed with publication and plate details. Not signed. Royal Society stamp verso. Original: watercolour on paper. 1817