SCYTHIANS AND GREEKS: A SURVEY OF ANCIENT HISTORY AND ARCHAEOLOGY ON THE NORTH COAST OF THE EUXINE FROM THE DANUBE TO THE CAUCASUS ELLIS H. MINNS 1913
MYSTICISM AND ITS RESULTS; BEING AN INQUIRY INTO THE USES AND ABUSES OF SECRECY, AS DEVELOPED IN THE INSTRUCTION AND ACTS OF SECRET SOCIETIES JOHN DELAFIELD 1957
THE HISTORY OF INITIATION, IN TWELVE LECTURES: COMPRISING DETAILED ACCOUNT OF THE RITES AND CEREMONIES, DOCTRINES AND DISCIPLINE OF ALL THE SECRET AND MYSTERIOUS INSTITUTIONS OF THE ANCIENT WORLD GEORGE OLIVER 1855