From left to right: Bicellaria grandis, section of cow's hoof, long section of fossilized coral, water scorpion (Nepa cinerea... ...aturalists packaged specimen slides — cross- sections or small, whole organisms pressed between glass s...
https://www.neatorama.com/2012/10/12/Gorgeous-Antique-Microscope-Slide-Specimens/
Gorgeous Antique Microscope Slide Specimens...
search took 0.016 seconds