Silverman, Milton. Magic in a Bottle. Macmillan, 1941. [About the medicines people 

 use, what we know about them, and also some of the things we do not know.] 



Williams, Jesse Fiering, and .Oberteuffer, Delbert. Health in tlie World of \Vorl{. 

 McGraw-Hill, 1942. [.\11 except a very few of us work or expect to; this book tells 

 us about how our health affects our work and also about how our work affects our health 

 — and what we can do about it.] 



UNIT FOUR . HOW DO THE PARTS OF AN ORGANISM WORK TOGETHER? 



Allee, W. C. The Social Life of Animals. Norton, 1938. [How the individuals of various 

 species behave in relation to one another.] 



Edman, Irwin. Arts and the Man. Norton, 1939. [The connection between our senses, 

 our enjoyments, and our creations.] 



(Gregory, Jennie. The ABC of the Endocrines. Williams & Wilkins, 1935. [A picture- 

 book introduction to the glands of internal secretion.] 



Menninger, Karl A. The Human Mind. Knopf, 1937. [A very absorbing introduction 

 to the nature and workings of our minds and our emotions.] 



Sure, B. The Little Things in Life. .•Xppleton-Century, 1937. [Hormones, vitamins, 

 enzymes, etc., and how they influence metabolism and behavior.] 



Teale, Edwin Way. Grassroot Jungles. Dodd, Mead, 1937. [Insect life and special adap- 

 tations; beautiful illustrations.] 



UNIT FIVE • HOW DO LIVING THINGS ORIGINATE? 



Gerard, Ralph W. Unresting Cells. Harper, 1940. [Includes technical material on the 



living that goes on in cells, but reads easily and draws you on.] 

 Keliher, Alice V. Life and Growth. Appleton-Century, 1941. [Answers clearly the 



most common questions about the beginnings, development and adjustments of the in- 

 dividual human being.] 

 Knott, James E. Vegetable Gardening. Lea, 1941. [A practical guide to the running of a 



garden, applying important principles regarding the development and reproduction of 



plants. ] 

 Levine, Milton I., and Seligman, Jean H. The Wonder of Life. Simon and Schuster, 



1941. {.\ simple introduction to the facts of reproduction and early development.] 

 QuiNN, Vernon. Seeds — Their Place in Life and Legend. Stokes, 1936. [Interesting in- 

 I formation on the practical aspects of plant seeds in human affairs.] 

 Strain, Frances Bruce. Being Born. Appleton-Century, 1937. [An elementary account 



of reproduction and development.] 



UNIT SIX • HOW DID UFE BEGIN? 



Benedict, Ruth, and Weltfish, Gene. The Races of Manl^ind. Public Affairs Pamphlets, 

 1943. [A simple and rapid survey of the problem of races, especially of races living 

 together.] 



Klineberg, Otto. Race Differences. Harper, 1935. [Interesting results of experimental 

 comparisons of races, without prejudice; helps us to clear up what is and what is not 

 important.] 



Lucas, F. A. Animals of the Past and The Hall of Dinosaurs. American Museum of Natural 

 History. [Two interesting and well-illustrated museum manuals, containing a great deal of 

 interesting information on both the facts and the interpretation of life forms of the past.] 



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