If you love mad science, you are about to be ecstatic. In these amazing historic images of laboratories — many over a century old — you can see the crazy, brilliant scientific instruments of another age.

French scientist Jollivet Castelot in his laboratory, 1880

Pictured above.

(via Henry Guttmann/Getty Images)

The Alchemist by David Teniers The Younger, mid-1600s

(via Histohotels)

Edison's Menlo Park Laboratory

(via Library Of Congress)

Louis Pasteur's laboratory at the Ecole Normale, c. 1885

(via Three Lions/Getty Images)

The laboratory where Tesla and Westinghouse developed apparatus for AC systems

(via Neatorama)

Rogers Laboratory Of Physics

(via Electro Therapy Museum)

Carlsberg Laboratory, Copenhagen, Denmark

(via Carlsberg Group)

Female undergraduates at work in the laboratory at Girton College, Cambridge University, c. 1900

The college, founded in 1869, was the first for female undergraduates.

(via Reinhold Thiele/Thiele/Getty Images)

Rutherford in his lab at McGill, c. 1905

(via McGill Faculty Of Science blog)

Mrs. M.M. Brooke, a chemist in her laboratory at the Corby Baking Company, c. 1922

(via Shorpy)

Marie Curie and Pierre Curie in their laboratory

(via Honors Physics)

Dr. Hale Charch, a member of the team which invented moisture proof cellophane in his laboratory, c. 1927

A large bag on his left held water for weeks whilst other control bags showed evaporation in a few days. The cellophane was invented in USA, but that was not waterproof.

(via Keystone/Getty Images)

Thomas A. Edison Laboratories, Building No. 5., West Orange, New Jersey

(via Library Of Congress)

Edison Botanic Research Laboratory, Fort Myers, Florida

(via Edison & Ford Winter Estates Blog)

Plasma from American blood donors is being used during operations at British hospitals in World War II

National Institute of Research in Hampstead, January 8 1941

(via Keystone/Getty Images)

A man working with laboratory equipment, 1943

(via Express/Express/Getty Images)

Unidentified student in a science laboratory, mid-1940s

(via Sarah Lawrence College Archives)

ENIAC, the first fully electronic digital computer, 1946

(via Millersville University and Computer History)