Diameter: 1 1/4 in. (3.2 cm)
On back: "W.F. MILLER & CO. / 2 CHAMBERS ST / COR. PARK ROW, / NEW YORK / The W. & H. Co., Patents / July 17, '94, April 14, '98 / July 21, '96"
Circular button with portraits of McKinley and Roosevelt surrounded by a gold frame with colored flags on top.
Due to ongoing research, information about this object is subject to change.