Remarkable Pre-Edison Electric Lights Exhibition Broadside in Boston in 1878

Description

THOMAS EDISON - ELECTRIC LIGHT BULBS
.  Remarkable pre-Edison Electric Lights Exhibition broadside held at Park Square in Boston, Massachusetts on September 20, 1878.
REMARKABLE PRE-EDISON ELECTRIC LIGHTS EXHIBITION BROADSIDE HELD IN BOSTON ON SEPTEMBER 20, 1878
The poster reads in part, “Mechanics Exhibition...Electric Lights, Art Gallery, Military Museum, Floral Pyramid, Rustic Cataract, Innumerable Exhibits of Industry, Invention and Skill,” printed by George H. Ellis in Boston in 1878, measures 24 by 18 inches, and in fine condition with old folds and minor tearing along the borders.
THE POSTER SURPRISINGLY FEATURES A DEMONSTRATION OF ELECTRIC LIGHTING THAT PRE-DATES THE HISTORIC PATENT FOR THE LIGHT BULB THOMAS EDITION RECEIVED ON JANUARY 27, 1880
An advertising broadside for the Boston Mechanics Exhibition in 1878, surprisingly featuring a demonstration of electric lighting that pre-dates the historic patent for the light bulb Thomas Edison received on January 27, 1880.