Overall: x 1 1/2 x 3 in. ( 0 x 3.8 x 7.6 cm )
Metal pin-back bar with image of a buffalo above the word "SOUVENIR", attached to a hanging medallion. Medallion shaped like an eight-pointed star, with an American crest containing the date "1887" and flanked by two American flags above, and four eagles around. Inside star is embossed with "BUFFALO" and "31ST NATIONAL/ENCAMPMENT" in a circle around it.
Due to ongoing research, information about this object is subject to change.