A marine horse, from a map of Island published in 1600 by Abraham Ortelius

A marine horse, from a map of Island published in 1600 by Abraham Ortelius

Tractatus de lumine, by René Descartes — illustration from a posthumous publication of Descartes’ scientific works in Amsterdam, 1701.

Tractatus de lumine, by René Descartes — illustration from a posthumous publication of Descartes’ scientific works in Amsterdam, 1701.

Varia Opera Mathematica d. Petri (Pierre) de Fermat.

Varia Opera Mathematica d. Petri (Pierre) de Fermat.

That’s Robert Johnson, the man who sold his soul to the devil to be able to play the blues.

wirespeed:

Play guitar

That’s Robert Johnson, the man who sold his soul to the devil to be able to play the blues.

wirespeed:

Play guitar

Dynamo Gramme

Dynamo Gramme

No white American ever thinks that any other race is wholly civilized until he wears the white man’s clothes, eats the white man’s food, speaks the white man’s language, and professes the white man’s religion.
Booker T. Washington, Up from Slavery
Marie-Antoinette as a harpy, trampling on the Constitution and the Declaration of Human Rights (1792).

Marie-Antoinette as a harpy, trampling on the Constitution and the Declaration of Human Rights (1792).

Champ de Mars - Trocadéro: map of the Universal Exposition in Paris, 1900

Champ de Mars - Trocadéro: map of the Universal Exposition in Paris, 1900

A dragon. Drawing by Victor Hugo, 1864

A dragon. Drawing by Victor Hugo, 1864

Newton for ladies

Newton for ladies