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William Curtis' _Flora Londinensis_, 1775-1798, catalogs flowers to be found around London https://t.co/wXpWprxNds
A radiologist's X-rays of flowers, from the 1930s https://t.co/W35FIdYoxr via @hyperallergic
A beautiful 19th-c Landscape Alphabet, by Charles Joseph Hullmandel https://t.co/j3qv2D1U1b via @RosinCerate
"Traffic Control," by Benton Murdoch Spruance, 1936 https://t.co/EntjtrNBdS via @TheHuntington
19th-c lithograph showing volcanic activity of Mt Vesuvius between 1631 & 1831 http://t.co/iaTxkWiOrL
Staffer at the @FieldMuseum posing with a model of an electric eel, 1947 http://t.co/qfRPpVW9Bs
Chart: "The Voyage of the Pequod from the Book Moby Dick by Herman Melville," 1956 http://t.co/W6lNa1CjgX
Charley Harper, "Tree of Life" (1961) http://t.co/9RGrdfzouo via @collectorswkly
17th-c botanical and insect prints by Johanna Helena Herolt http://t.co/D9n2TULv90 via @BibliOdyssey
The Marquis d'Ecquevilley's multiplane, designed with reference to Chinese lanterns (1907/8) http://t.co/6ixCqW7MuA