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NATURE-STUDY REVIEW [12:5— May, 191(1 



back. The necessary foods, with the quantities of each, are as 

 follows for two persons, for a week: Rice, ^ lb.; sugar, 3 lbs.; 

 flour, 5 lbs.; oatmeal, 1 lb.; beans, 1 lb.; raisins, 2 lbs.; prunes, 2 

 lbs. ; dried black figs, 1 lb. ; erbswurst, 2 lbs. ; bacon, 2 bis. ; tea 

 4 oz. ; dried cranberries, 1 small can ; dried onions, 1 small can. 



The flour is preferably whole wheat flour and white flour mixed 

 in the proportion of 4 lbs. of the former to 1 lb. of the latter. You 



Fig. 4. vSchool boy off for a "tramp." 



may add to this list of supplies four cakes of sweet chocolate, and 

 1 lb. meat nuts. These, with the raisins, serve for noon lunches 

 and can be carried in the pocket so as to avoid unfastening the 

 packs. It is ordinarily wise to be rather careful not to over eat 

 on the outing. You are so likely to work up a generous appetite, 

 to satisfy it When tired, and so bring on indigestion. The above 

 list of foods is given as adequate, but it will not suffice for gour- 

 mandizing. Ordinarily the country itself will yield some fish, 

 frogs' legs, or other game. The above list of food, some 23 lbs. in 

 all, yields about 35,000 calories. If you can not depend on the 



