A postcard featuring the schematics for the electric pen invented by Thomas Edison in Newark, New Jersey. It was later modified by Samuel O'Reilly to be used as the first electric tattoo machine.
Our postcards are professionally printed on glossy card stock. The reverse side has a matte finish to ensure that the ink while writing adheres properly. Each card measures 6 by 4 inches and matches the post office standard for postcard mailing. Just add a stamp and address and you are ready to send someone a truly unique postcard!