Thompson, Benjamin. (See Rumford, Count.)
Thompson, William Gilman. Coffee. Composition; method of preparation; physiological action; adulteration; substitutes. In his, Practical dietetics, 1909. pp. 252–257.
Thurber, Francis Beatty. Coffee: from plantation to cup. New York, 1881. 416 pp.
Togni, M. Raccolta delle singolari qualitá del caffè. Venetia, 1675.
Van den Berg, Norbert Pieter. Historical-statistical notes on the production and consumption of coffee. Batavia, 1880. 92 pp.
Vilardebo, J. El tabaco y el café. Barcelona, 1888. 142 pp.
Walsh, Joseph M. Coffee: its history, classification and description. Philadelphia, 1894. 309 pp.
Welter, H. Essai sur l'histoire du café. Paris, 1868.
Periodicals
Ahlenius, Karl. Kaffe, te och rörsocker, deras ursprungliga hem och viktigaste produktionsområden. Ymer, 1903, XXIII: 242–268.