From Ged Dodd, "These are similar to those from Riga and St Petersburg and were used on a variety of goods. In very worn condition but "could" read...
Obverse:- a Russian Double Headed Eagle.
Reverse: - МОСКОИ (MOSCOW) 1914 around a star.
.... .see ref Tax 16 on The PeaceHavens Project, Russian State Arms Customs Tax Seals."