Curated OER
Eternal Egypt: Plumb Level of Sennedjem
This wooden plumb level consists of two short pieces projecting at right angles from a longer slab and bears the name of its owner, Sennedjem, who was a chief artisan.
International Institute of Social History
International Institute of Social History: The Vegetables Are Green, the Cucumbe
From the International Institute of Social History this is "The vegetables are green, the cucumbers plumb, the yield is abundant" a Chinese political propaganda poster by Jin Meisheng, 1959.
University of Utah
University of Utah: Cardiovascular Pathology Index
This site features a detailed index of photographs for cardiovascular pathology. You can see what a normal human heart looks like and what a sick one looks like too. Come and check it out.
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