Cytology, with special reference to the metazoan nucleus - Agar, W. E. (Wilfred Eade), 1882 -1951 (Macmillan and Co., limited, 1920)

Cytology, with special reference to the metazoan nucleus - Agar, W. E. (Wilfred Eade), 1882 -1951 (Macmillan, 1920)

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, 1916)

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, 1914)

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