Lessons in elementary biology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1893)

Lessons in elementary biology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and Co., Limited, 1920)

Lessons in elementary biology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (MacMillan, 1891)

Life and death at low temperatures - Gehenio, Marie Pierre, Sister, 1909 - (Biodynamica, 1940)

Life and death, heredity and evolution in unicellular organisms - Jennings, H. S. (Herbert Spencer), 1868 -1947 (R.G. Badger, 1920)

Life and death, heredity and evolution in unicellular organisms - Jennings, H. S. (Herbert Spencer), 1868 -1947 (R. G. Badger, 1920)

Life and death, heredity and evolution in unicellular organisms - Jennings, H. S. (Herbert Spencer), 1868 -1947 (Badger, 1920)

Life and death, heredity and evolution in unicellular organisms - Jennings, H. S. (Herbert Spencer), 1868 -1947 (Richard G. Badger, 1920)