Books

An account of some new microscopical discoveries : founded on an examination of the calamary, and its wonderful milt-vessels, (each of which tho' they exceed not an horse-hair in diameter, contains a minute apparatus analogous to that of a pump, with a fine spiral spring, sucker, barrel, &c.) tending to prove by an accurate description of their motion, action, &c. that the hitherto supposed animalcules in the semen of animals, are nothing more than machines similar, tho' inconceivably less, to those discovered in this sea-production ..

Available as
Physical

Details

Additional Information