Smallest are in the bottom row which consists of seven enameled union lapel studs. Smallest is .5". Largest item is 2.25". Earliest item is double sided celluloid in row one with date of 1901 for "Railway Conductors." This has stain on each side with reverse showing Minneapolis City Hall. Next is a brass framed porcelain badge with bar pin on reverse. Two small pieces of enameling missing along with a few hairlines which show very little. Center has a paper sticker naming "Baltimore & Ohio Boosters" and referencing union "B Of R." Many other unions represented. In row three the second item is a litho. In row four the last item is a pencil clip. Except as noted all items are Exc. to Mint.