techarchive

Edison's electric pen (1875)

One of the first consumer products to use an electric motor.

When someone wrote with it, a needle moved up and down to create a stencil. Then the stencil was put into a separate press, and ink was rolled through it to make copies of the handwritten document.

Mathematics/Design ⟢⟢ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟡⟡ᚖ⟣⟣

Text art: linktr.ee/sinusoidalsnail

Walking with VHS tapes through your dreams. 
https://linktr.ee/quantumvhs

Host of /brutalist

Thank you! Just imagine the old fashioned tattoos it was capable of 😳