Overall: 4 x 2 1/4 in. ( 10.2 x 5.7 cm )
Orange silk satin pin-back ribbon imprinted in silver: "SAINT NICHOLAS/Society/COLUMBIAN/CELEBRATION/Naval Parade/1492 -- 1892".
Inscription: at upper right corner of reverse, imprinted in black: "From R. H. Radford,/28 John St., N. Y."
Due to ongoing research, information about this object is subject to change.