Inside Out Library
The microscope and its revelations (1881)
Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 478
Leaflet of Polypodium, with Sori. Portion of Frond of Hcemionltis, with SFig. 229. FlG. 230. on,Microscopy · Biology
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
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