M.S. Antiques 19 Main St, Tarrytown, NY10591 M.S. are the initials of the partners behind this grand antique shop: Maurice Steiker and Matthew Sturtevant. The items…More here are largely European and South American in origin and range from the 1700s to the 1950s. While the owners often buy abroad, they are open to buying local items of all periods and styles.