Description: Patent for a new and improved advertising sign. This design "consist[s] in the fixed staff or upright having pulley, bent rotary vane having the opening, and adapted for the display of advertisements, inside [the] bent rotary vane, and the governor adapted to regulate automatically the speed at which the vanes are to revolve" (lines 68-80).
Date: February 19, 1884
Creator: Carly, John Wesly
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