The obverse bears full length statue of Washington surrounded by rays of light and circle of thirteen stars. On left and right of statue, 1783 - 1883; signed below pedestal, C.OSBORNE INV. LEA AHLBORN FEC.
The reverse bears the seal of the New York Chamber of Commerce flanked on left and right by those of the City of New York and the American Numismatic Society. Twelve-line inscription reading TO COMMEMORATE / THE / CENTENNIAL ANNIVERSARY / OF THE EVACUATION OF NEW YORK / BY THE BRITISH, / AND THE ERECTION / BY THE / CHAMBER OF COMMERCE / OF THE STATE OF NEW YORK OF THE / WASHINGTON STATUE / IN / WALL STREET
This is the 6th medal issued by the American Numismatic Society.
Evacuation Day was a local holiday celebrated in New York to mark the departure of the last British troops from New York City on November 25, 1783.
The medal measures 57mm in diameter and was struck by the Royal Swedish Mint in bronze and silver. A total of 332 bronze pieces and only one silver were produced between 1883 and 1885.
Many thanks to Ben Burnham for granting me permission to use the images from his eBay store.
References: ANS 6