Issues for 18 published in 3 pts.: pt.I. Stamps of the British empire.--pt.II. Stamps of foreign countries.--pt.III. Envelopes and wrappers, post cards and lett
Issues for 18 published in 3 pts.: pt.I. Stamps of the British empire.--pt.II. Stamps of foreign countries.--pt.III. Envelopes and wrappers, post cards and lett