@pdimagearchive.bsky.socialDrop III (1851) by Agnes Catlow, A. Achilles, from Drops of Water: Their Marvellous and Beautiful Inhabitants Displayed by the Microscope.
Source: University of Toronto Libraries / Internet Archive
https://pdimagearchive.org/images/74a825c1-280c-40ed-9958-b0df73c7d08a
