1.5" with metal covered back and fixed barpin. Back displays the earliest logo of "Parisian Novelty Co/Chicago" we have ever seen. There is a circle at the center and then a more narrow surrounding circle which carries the text. Reverse cello has 1/8" spot where it did not quite properly fold under the celluloid but it causes no problem and only the slightest nearly invisible trace of a bump on the upper edge when viewed from the front. Text includes "Ninth Annual/Saturday Eve. Jan 19 1901/At Beck's Hall/Given By Sherman Pleasure Club." Cello surface is just a little concave. No stain and displays Mint. Morry Greener Collection.