These are all c. 1896-1900 with the smallest at 7/8" and the largest at 1.5". The first 2 buttons have W&H backpapers while the next to have Hoegee of Los Angeles papers. First 2 buttons are for "Pierce" and the 1.25" shows the company logo which includes vertical image of an arrow. Third button is for the "Yale" bicycle. Fourth button is for an Anaheim, Ca. dealer. Just a trace of a few tiny faint dots on the bkg. The other 2 items are a 1.25" celluloid with a clicker on the reverse that does produce a small click. This advertises "United States 'Chain Tread' Bicycle Tires." Rare and essentially Mint. Last item is a 7/8" celluloid mounted on a wire to serve as a money clip. This also has W&H backpaper. A New York City dealer offers easy terms "$2 A Week Buys Any Bicycle." Rare and Exc. A nice group.