The ending of Back to the Future and beginning of Back to the Future Part II.
The suitably incredible business letterhead of Nikola Tesla, circa 1900. Inventions featured, clockwise from top-left: Oscillation Transformer, Telautomaton (wireless, remote-controlled devices; pictured is a remotely-operated boat, showcased in 1898), Steam & Gas Turbine, Induction Motor. Centre: Wardenclyffe Tower (never completed).
Related letterhead: Thomas Edison.
Nikola Tesla Company, c.1900 | Submitted by Gina