Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1906)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1907)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1909)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1911)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1913)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1916)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1919)

Die Tropenwelt : nebst Abhandlungen verwandten Inhaltes - Wallace, Alfred Russel, 1823 -1913 (F. Vieweg, 1879)

Tropical Africa - Drummond, Henry, 1851 -1897 (J. B. Alden, 1890)

Tropical Africa - Drummond, Henry, 1851 -1897 (Scribner and Welford, 1882)

Tropical Africa - Drummond, Henry, 1851 -1897 (C. Scribner's sons, 1891)

Tropical Africa - Drummond, Henry, 1851 -1897 (C. Scribner's, 1896)

Tropical agriculture; the climate, soils, cultural methods, crops, live stock, commercial importance and opportunities of the tropics - Wilcox, Earley Vernon, 1869 - (D. Appleton and Company, 1916)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1881)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1882)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1883)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1884)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1887)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1888)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1889)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1890)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1891)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1892)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1893)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1894)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1895)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1896)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1898)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1900)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1901)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1902)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1903)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1906)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1907)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1908)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1909)