2-1/8" has W&H backpaper which is tan with age. Above the company name in large text is Buffalo address and name "H. B. Windrath." Front of the button depicts angelic woman in flowing gown raising above the exposition grounds against a burst of light yellow sun rays. She holds a trumpet in one hand and wreath in the other. In the lower foreground on a rocky bluff stands the symbolic buffalo. Celluloid surface has numerous but tiny raised bumps around the outer perimeter. The piece still displays totally clean and with high gloss. Extremely Fine and displaying Mint. Only example we've seen.