HT: Salmon:
and:
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).