236 CLOTHING AND ITS USES 



may also be absorbed by French chalk, or a mixture oi 

 starch and gasoline. Tar can often be removed by cov- 

 ering the substance first with lard, then heating this for 

 some time and washing. 



An interesting home project would be to make a series 

 of experiments to determine what methods were best 

 fitted to remove different stains from clothes. Why not 

 try this? 



Use of the score card. This is a very important per- 

 sonal card and should be scored with great care. Your 

 total score only need be given in class or in your notebook. 

 Try to improve at once in matters where your score is 

 low. In some of the personal matters you surely can do 

 this. Score again in a month to see how much you have 

 improved. 



REFERENCE BOOKS 



Allen, Asia (Chapters on Silk Production). Ginn and Company. 



Allen, Europe (Chapters on Flax and Silk). Ginn and Company. 



Bassett, The Story of Wool. Perm Publishing Company. 



Brownell, General Science, Chapter IX. P. Blakiston's Son and Company. 



Buchanan, Great Inventors and Their Inventions (Eli Whitney and the Cotton Gin). 

 American Book Company. 



Carpenter, How the World is Clothed. American Book Company. 



Clark, An Introduction to Science, Chapters XI, XV. American Book Company. 



From Wool to Cloth. American Woolen Company, Boston. (Free) 



Fall, Science for Beginners, Chapter XIII. World Book Company. 



Gannett, Commercial Geography. American Book Company. 



Hunter, A Civic Biology, Chapters X, XV. American Book Company. 



Sargent, Plants and Their Uses. Henry Holt and Company. 



Bddmer, The Book of Wonders (Story of Cotton, Wool, and Silk). Presbrey Syn- 

 dicate, N. Y. 



Toothaker, Commercial Raw Materials. Ginn and Company. 



Turner, The Study of Fabrics. Appleton and Company. 



Van Buskirk and Smith, The Science of Everyday Life, Project XIV. Houghton 

 Mifflin Company. 



Weed, Chemistry in the Home. American Book Company. 



