The cyclopaedia of anatomy and physiology - Todd, Robert Bentley, 1809 -1860 (Longman, Brown, Green, Longmans, & Roberts, 1852)

The cyclopædia of India and of Eastern and Southern Asia : commercial, industrial and scientific, products of the mineral, vegetable, and animal kingdoms, useful arts and manufactures - Balfour, Edward, 1813 -1889 (B. Quaritch, 1885)

Cyclopedia of farm animals - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1922)

Dahlak: with the Italian National Underwater Expedition in the Red Sea - Baschieri Salvadori, Francesco, 1921 - (Essential books, 1957)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1899)

The Danish Ingolf-Expedition - Wandel, C. F. 1843 -1930 (H. Hagerup, 1899)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1912)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1923)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1908)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1913)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1915)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1920)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1944)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1903)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1907)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1914)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1917)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1904)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1916)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1918)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1919)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1921)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1942)

The Danish Ingolf-Expedition - Ingolf (Cruiser) (H. Hagerup, 1902)