SECRETARY'S REPORT 43 



west gallery of the Arts and Industries Building. The first, a No. 1 

 Brown and Sharpe Universal Milling Machine, is set up to mill the 

 flutes of twist drills, which was one of the first operations undertaken 

 by this type of machine. The other tool, a Jones and Lamson turret 

 lathe, is equipped with authentically reconstructed turret tools to 

 produce brass oil cups. A temporary exhibition of fine prints, draw- 

 ings, and photographs of 18th- and 19th-century civil engineering 

 works, planned by Associate Curator Eobert M. Vogel, was displayed 

 from February 1 to April 30, 1961. A particularly attractive display 

 of decorative watches was installed in the hall of timekeeping and the 

 Schlage antique lock collection was shown for a period of 2 months 

 in the rotunda of the Arts and Industries Building. 



An experimental fuel cell tractor, developed by the Allis-Chahners 

 Manufacturing Co., was placed on special display in the hall of farm 

 machinery in October 1960. Throughout the year a rotating exhibition 

 of color photographs lent by the Soil Conservation Service of the 

 U.S. Department of Agriculture was maintained at the east end of 

 this hall. 



A special exhibit featuring 250 masteipieces of ancient Greek coin- 

 age, prepared by Mrs. Clain-Stefanelli from material lent by a private 

 collector, was displayed from December 1960 to March 11, 1961, in 

 the rotunda of the Arts and Industries Building and from March 18 

 to May 26, 1961, in the monetary history hall. Several small tempo- 

 rary exhibits of a topical nature were arranged by the division of 

 political history. An inaugural exhibit was displayed from Decem- 

 ber 1960 to March 1961, and during the same period state gifts pre- 

 sented to President Eisenhower were shown. Early voting machines 

 and presidential commemorative material were exhibited during 

 February 1961. During the year the Wliite House china collection 

 expanded so that representative pieces from almost every adminis- 

 tration are now on exhibition. A selected group of historical items 

 from the Postal History Museum of the Post Office Department, 

 which was transferred to the Smithsonian Institution April 1, 1961, 

 was placed on exhibition in the philately hall. On May 26, 1961, a 

 rare American wooden statue of William Pitt, carved in 1801 by 

 Joseph Wilson for the eccentric "Lord" Timothy Dexter of Newbury- 

 port, Mass., a gift of Mrs. Arthur M. Greenwood, was placed on ex- 

 hibition in the cultural history hall. From January 15 to February 5, 

 1961, the first public showing of the recently acquired Harry T. 

 Peter's "America on Stone" lithography collection was held in the 

 foyer of the Natural History Building. 



A complete display of United States military decorations and 

 medals, and a Civil War 12-pounder gun on its carriage were added 

 to the existing displays in the hall of military history. A number of 

 warship models, relating particularly to the Civil W^ar, were added 



