3-1/8" long double sided celluloid piece with three notched wheels on the perimeter to change the monkey's eyes and mouth areas to one of four different designs. Front reads "Don't Monkey With The Score." Below is tiny 1905 copyright by Whitehead & Hoag. Reverse has advertising for "Spaulding's Raw Hide Fibre Counters" which was a device to slip into a shoe with additional text "Guaranteed To Outwear The Shoe." Windows on the back show numerals used to count "Games" and "Points" as well as a wheel which shows the four playing card symbols beneath the word "Trumps." Clean and Exc. We've seen only a couple from several different advertisers.