REPOKT OF ACTING ASSISTANT SECRETARY. 29 



collection of boats, models of boats, and other exhibits exemplifying 

 the development of water transportation, and esj)ecially the progress 

 in steam navigation achieved in recent years by American inventors. 



The Xortheast Court, main floor, contains the remarkable collections 

 illustrating the graphic arts brought together by Mr. S. R. Koehler, 

 honorary curator, and the gallery is devoted to ceramics and examples 

 of art i^roducts in glass, enamel, lacquer, metal, and ivory. 



The exhibit of materia medica, brought to a high degree of com- 

 pleteness by the honorary curator. Dr. J. M. Flint, TJ. S. N"., is installed 

 in the East Hall Gallery (north side). The more comprehensive title 

 of Division of Medicine having been substituted for that of "materia 

 medica," heretofore used, it is proposed to arrange and develop the 

 collection on the lines adopted for other branches of human activity, 

 and to attempt to illustrate the history of medicine, or the evolution 

 of ideas concerning disease and its treatment. The following provi- 

 sional classification is taken from Dr. Flint's annual report: 



A. Magical Medicine. 



1. Exorcism, invocation, and incantation. 



2. Amulets, talismans, and fetiches. 



B. Psychical Medicine. 



1. "Laying on of hands." 



2. Suggestion. 



3. Hypnotism. 

 i. Faith cure. 



C. Physical and External Medicine. 



1. Baths, massage, exercise, electricity. 



2. Surgery, including acupuncture, cautery, blood letting, and surgical 



operations in general. 



D. Physiological or Internal Medicine. 



1. Drugs (illustrations arranged in the following groups: (a) Egyptian 

 medicine; (b) Greek medicine; (c) Hindoo medicine; (d) Arabian 

 medicine; (e) Oriental medicine; (/) Indian medicine; (g) Modern 

 medicine. 



E. Preventive Medicine. 



1. Water. 



2. Air. 



3. Food. 



4. Beverages and condiments. 



5. Soils. 



6. Habitations. 



7. Clothing. 



8. Climate. 



9. Disposal of the dead. 

 10. Disinfection. 



The third grand division of exhibits, the Special, is represented by a 

 number of collections of importance. The Korth Hall is occupied by 

 a large series of exhibits arranged chronologically to illustrate the 

 history of the United States. Beginning at the left, just within the 

 north door, the period of discovery is presented. This is followed in 

 order by the Colonial and Revolutionary periods, the war of 1812-14, 



