Khalkedon Rare Books is a member of IOBA and The Ephemera Society of America
[AFRICA / EXPLORERS / MANUSCRIPT] Autograph letter signed 'Richard F. Burton', to "Dear ? Thomson"
[FIRST BOOK ON MUSLIMS IN THE COMORO ISLANDS] Kamer Adalari: Afrika'da Âlem-i Islâm Külliyatindan 1. [i.e. The Comoro Islands: From the Corpus of Islamic World in Africa]