DescriptionEB1911 Circle Fig 8.jpg English: EB1911 Circle Fig 8 Date 1 January 1911 Source 1911 Encyclopædia Britannica, Circle article; Vol. 6, pages...
DescriptionEB1911 Vision - Astigmatism.jpg English: The optical explanation of the defect of astigmatism will be understood with the aid of this figure...
DescriptionEB1911 Rhizopida - amoeba anatomy.jpg English: Various aspects of amoeba anatomy. Legend: 1-3, Amoeba radiosa (Dactylosphaerium polypodium)...
