Food Conservation 91 



stration. It is proposed to establish series not only of complete 

 specimens by the dry and wet methods, but of those prepared 

 in sections suitable for both macroscopic and microscopic study. 

 Several scientists of the city have expressed their willingness 

 to collaborate in this work, which guarantees the success of the 

 undertaking. 



The department has prepared and placed on exhibition a 

 series illustrating the adaptation of the fore limb for flight. 

 There has also been prepared and made ready for installation 

 a series demonstrating the adaptation of limbs for swimming. 

 There have been prepared also 741 skulls and 95 skeletons. 



PUBLIC HEALTH * 



Charles-Edwaed Amory Win slow, Curator 



With the development of the world war it became evident 

 that the dual necessity of conserving food for the stricken 

 populations of Europe and maintaining at a 

 Hygiene of maximum our own national vitality made the 

 the Diet problems of food hygiene and food conservation 



Conserva- °^ paramount importance. It was felt that the 



tion resources of our Department of Health could be 



of greatest value in the national crisis if they 

 were directed intensively into this channel; and post-war con- 

 ditions seem to render the need for continued educational work 

 along this line equally imperative. 



The Food Exhibit which a year ago filled six museum cases 

 has therefore been developed and extended until it now occupies 



eleven cases. The exhibit as now organized pre- 

 Scope of sents in graphic form the needs of the human 



Exhibit body for energy and for building stones, and 



shows how these needs can most economically be 

 met. Special emphasis is laid on the need for mineral salts 

 and for the mysterious food elements called vitamines, and 

 models illustrate the contribution made by the commoner foods 

 to the daily need of energy, protein, iron and lime. In order 

 to make trie lessons of food hygiene as practical as possible, 



* Under the Department of Public Health (see also page 197). 



