Antique 1868 Letter with 4 Postmarks & 5 Colors London/Hamburg For Sale

This antique letter from 1868 is a collector's dream. With four postmarks and five colors used, it is a unique piece of history. The country/region of manufacture is unknown, adding to the mystery. It would make an excellent addition to any pre-1900 correspondence or paper collection. Don't miss out on the opportunity to own a piece of the past. 3-1/8" x 5" folded.