Contents: Calories and occupation / by I. M. Rabinowitch.--Protein requirements in normal nutrition / by L. G. Bell.--Nutritional significance of fat / by R. G. Sinclair.--Nutritional requirements during pregnancy / by E. M. Watson.--Nutritional requirements of the mother during lactation / by I. M. Rabinowitch.--Vitamins in infancy and childhood / by F. F. Tisdall.--Calcium requirements of the normal individual / by R. F. Farquharson.--Place of bread in the normal diet / by E. G. Young.--Iron requirement in normal nutrition / by J. A. Dauphinee.--Introduction of solid foods into the diets of chldren / by T. G. H. Drake.--Iodine in normal nutrition / by W. R. Campbell.--Nutritive value of canned foods / by L. B. Pett and M. M. Cantor.--Nutrition and resistance to disease / by E. C. Robertson and F. F. Tisdall.--Better nutrition as a health measure / by E. V. McCollum.--Normal nutrition / by L. H. Newburgh.--Proper feeding and good health / by Sir Edward Mellanby.--Nutritional problems / by Sir John Boyd Orr.--Good nutrition / by E. P. Cathcart.