A 4-stamp set from 1973 Bhutan Mail Delivery Service, featuring a variety of designs related to the mail delivery system in Bhutan. The stamps are Mint Never Hinged, meaning they are in pristine condition and have never been used. The colors of the stamps are multi-color, and they are from the decimal currency system. These stamps are a unique and collectible piece of Bhutan's postal history, perfect for philatelists interested in Asian stamps.