REPORT OF THE SECRETARY. 31 



shelter-cave chamber ; models of bridges, pontoon boats, and wagons, 

 and a camouflaged-gun position. 



Other contributions, through the Quartermaster Corps, added uni- 

 forms and insignia fully representing the uniform and individual 

 personal equipment worn by officers and enlisted men of the fol- 

 lowing countries and the colonial possessions of each : Belgium, 

 France, Great Britain, Italy, Japan, Austria, Germany, and Tur- 

 key. This series forms a marveloiisly complete collection, and will 

 be a priceless source of information for historical purposes. 



The Medical Department completed the extensive series begun 

 last 3'ear of objects illustrating the work of that branch of the 

 United States Army, and it was duly installed this year under 

 the supervision of Mr. F. L. Lewton. The field equipment included 

 first-aid kit and emergency belt worn by all enlisted men in the 

 Medical Corps, field operating table, instruments, dressings, and 

 other supplies, complete portable and the emergency dental outfit 

 for carrying in hand, field kitchen, disinfector, sterilizing outfits, 

 litters, ambulances, etc. The base hospital material for exhibition 

 was grouped as follows: The X-ray laboratory, showing all im- 

 portant fixed and movable types of X-ray equipment; the hospital 

 ward of three beds, with various equipment ; general operating room 

 of a military hospital ; anaesthesia room ; eye, ear, and throat clinic ; 

 fracture room; dental clinic; sterilizing room; bacteriological lab- 

 oratory; serological laboratory; pathological laboratory; and chemi- 

 cal laboratory. 



The pictorial material of the war collections Avas increased by a 

 series of nearly 500 drawings and paintings by the official artists 

 of the American Expeditionary Forces, which were installed in 

 rooms 45, 46, and 47 of the Natural History Building. To the 

 numismatic section of the war collections was added a collection 

 of representative war decorations and medals of Great Britain, 

 France, Italy, Germany, Austria, and Turkey, and a series of 

 bronze and silver commemorative medals issued by Belgium, 

 France, Great Britain, Greece, Holland, Italy, Montenegro, Rouma- 

 nia, Russia, and Serbia in commemoration of notable events during 

 the war. 



The National Society of the Colonial Dames assisted also in build- 

 ing up the war collections by lending a very interesting and striking 

 series of uniforms of the types worn by American women members 

 of war organizations. 



The space assigned to the war collections was increased early in 

 the year by two large ranges on the ground floor of the Natural 

 History Building. In one was installed the collection of foreign 

 uniforms, insignia, and decorations worn by the armies of the Allies 

 and the enemy countries and the captured German military equip- 



