cover 1871 9d. on 10d. tied by Melbourne duplex on 1871 (12 Aug.) envelope to London, marked "Per Avoca" and showing arrival Paid c.d.s. in red, fine

Details
cover 1871 9d. on 10d. tied by Melbourne duplex on 1871 (12 Aug.) envelope to London, marked "Per Avoca" and showing arrival Paid c.d.s. in red, fine