“From about 1450 to 1750, most pop-ups appeared in scientific books. Movable paper parts were once used to explain the movements of the moon, the five regular geometric solids, the connections between the eye and the brain, and more.”
“From about 1450 to 1750, most pop-ups appeared in scientific books. Movable paper parts were once used to explain the movements of the moon, the five regular geometric solids, the connections between the eye and the brain, and more.”