This is a very rare offering, this fan was designed by Dr. Max Levy (March 9, 1857 – July 30, 1926) he was an American inventor and scientist widely recognized for invention of precision machinery for the making of half-tone screens which were used in the production of relief printing plates by newspapers and magazines.  The New York Times called Levy "one of the pioneers of photo-engraving". He was also the inventor of the counting chamber for haemocytometer for which he received the Edward Longstreth medal from the Franklin Institute.  This design features a 9.5" Diameter blade and beautiful ornate cast base and motor.  The motor has beautiful original pinstripes and voltage information.  This is a true collector piece, such great design history with this little fan.  This fan runs great on 110 volt direct current.