27 Life in the Sea. By James Johnstone, B.Sc.
75 Pearls. By Prof. W. J. Dakin.
28 The Migration of Birds. By T. A. Coward.
36 Spiders. By C. Warburton, M.A.
61 Bees and Wasps. By O. H. Latter, M.A.
46 House Flies. By C. G. Hewitt, D.Sc.
32 Earthworms and their Allies. By F. E. Beddard, F.R.S.
74 The Flea. By H. Russell.
64 The Wanderings of Animals. By H. F. Gadow, F.R.S.
ANTHROPOLOGY