Eye of newt and toe of frog

William Shakespeare, Macbeth

“Eye of newt and toe of frog, Wool of bat and tongue of dog, Adder's fork and blind-worm's sting, Lizard's leg and owlet's wing, For a charm of powerful trouble, Like a hell-broth boil and bubble”

—Elizabeth Periale

Jan Swammerdam, Bybel der Natuure . . . of, Historie de insecten, 1737-38, tadpole; frog

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