n "Turkish Coffee Houses" in _Scribner's Magazine_;

Walter G. Peter, Washington, D.C., for permission to photograph and
reproduce pictures of articles in the Peter collection at the United
States National Museum;

Mary P. Hamlin and George Arliss, authors, and George C. Tyler,
producer, for permission to reproduce the Exchange coffee-house setting
of the first act of _Hamilton_;

Judge A.T. Clearwater, Kingston N.Y.; R.T. Haines Halsey, and Francis P.
Garvan, New York, for permission to publish pictures of historic silver
coffee pots in their several collections;

The secretaries of the American Chambers of Commerce in London, Paris,
and Berlin;

Charles Cooper, London, for his splendid co-operation and for his
special contribution to chapter XXXV;

Alonzo H. De Graff, London, for his invaluable aid and unflagging zeal
in directing the London researches;

To the Coffee Trade Association, London, for assistance rendered;

To G.J. Lethem, London, for his translations from the Arabic;

Geoffrey Sephton, Vienna, for his nice co-operation;

L.P. de Bussy of the Koloniaal Institute, Amsterdam, Holland, for
assistance rendered;

Burton Holmes and Blendon R. Campbell, New York, for courtesies;

John Cotton Dana, Newark, N.J., for assistance rendered;

Charles H. Barnes, Medford, Mass., for permission to publish the
photograph of Peregrine White's Mayflower mortar and pestle;

Andrew L. Winton, Ph.D., Wilton, Conn., for permission to quote from his
_The Microscopy of Vegetable Foods_ in the chapter on The Microscopy of
Coffee and to reprint Prof. J. Moeller's and Tschirch and Oesterle's
drawings;

F. Hulton Frankel, Ph.D., Edward M. Frankel, Ph.D., and Arno Viehoever,
for their assistance in preparing the chapters on The Botany of Coffee
and The Microscopy of Coffee;

A.L. Burns, New York, for his assistance in the correction and revision
of chapters XXV, XXVI, XXVII, and XXXIV, and for much historical
information supplied in connection with chapters XXX and XXXI;

Edward Aborn, New York, for his help in the revision of chapter XXXVI;

George W. Lawrence, former president, and T.S.B. Nielsen, president, of
the New York Coffee and Sugar Exchange, for their assistance in the
revision of chapter XXXI;

Helio Lobo, Brazilian consul general, New York; Sebastiao Sampaio,
commercial attache of the Brazilian Embassy, Washington; and Th.
Langgaard de Menezes, American representative of the Sociedade Promotora
da