31 books
The British Freshwater Rhizopoda and Heliozoa Volume 2
The British Freshwater Rhizopoda and Heliozoa Volume 3
Original Papers on Dynamo Machinery and Allied Subjects
Original Papers by the Late John Hopkinson (Volume 1)
Original Papers by the Late John Hopkinson (Volume 2)
A Bibliography of the Tunicata, 1469-1910
Original Papers by the Late John Hopkinson
