ClipArt ETC
British Central Africa Registration Envelope (2 pence) from 1892

British Central Africa Two Pence Registration Envelope, 1892

British Central Africa Registration Envelope (2 pence) from 1892

Straits Settlements Registration Envelope (5 cents) from 1891

Straits Settlements 5 Cents Registration Envelope, 1891

Straits Settlements Registration Envelope (5 cents) from 1891

Tonga Registration Envelope (6 D) from 1892

Tonga 6 D Registration Envelope, 1892

Tonga Registration Envelope (6 D) from 1892