A handbook for collectors of Aden stamps, from the first Crown Colony issue of 1937. It includes the protectorate states' issues of Kathiri State, Mahra State, Qu'aiti State and the State of Upper Yafa, and concludes with the Federation of South Arabia issues. Formatted as a catalogue, this first edition lists all stamps issued by the various authorities of what was Aden and is now the Republic of Yemen. Each issue is illustrated, with the...