Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Researches tending to prove the non-vascularity and the peculiar uniform mode of organization and nutrition of certain animal tissues; namely ... cartilage ... ; the cornea, the crystalline lens, and the vitreous humour; and the epidermoid appendages / [Joseph Toynbee]. Public Domain Mark. Source: Wellcome Collection.