40 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1926 
to Dr. S. Albert Reed for his development of a high-speed metal 
propeller, has been placed on exhibition by Doctor Reed with the 
aeronautical exhibit. 
An exhibit to illustrate the modern watch industry was installed 
by the Elgin National Watch Co. 
In the textile collections 150 specimens of cotton fabrics of various 
types were presented by the Pacific Mills through Lawrence & Co, 
An interesting series of casement material of different weaves illus- 
trating forms of curtains was presented by the Quaker Lace Co., and 
the North American Lace Co. presented a set of cotton and rayon 
laces made by machines in imitation of types of hand-made laces. 
The Ford Motor Co. installed a model illustrating the process of 
production of methyl alcohol with specimens of the main products 
derived from the distillation of wood, including charcoal, briquets, 
tars, oils, acetate of lime, methanol and many others. Another model 
loaned by the same company illustrates part of a battery of by- 
product coke ovens. 
The Karolith Corporation contributed 262 specimens of articles 
manufactured from casein according to a basic process developed by 
chemists at the Mellon Institute in Pittsburgh. 
In the food exhibits there was installed a large model of a milk 
condensary, gift of the Borden Sales Co. (Inc.), designed to illus- 
trate the production of milk and its manufacture into a condensed 
product. The Kroydon Co. presented a series of 10 specimens show- 
ing the manufacture of golf clubs from hickory and persimmon 
wood. The latter wood has been found especially suitable for the 
heads of clubs because of its unusual density and toughness. 
In the division of graphic arts the most important accession for 
the year was a work by John Evelyn entitled “ Sculptura,” published 
in England in 1662, in which is given the first account of the art of 
mezzotint engraving. Mr. J. Frank Wilson supplied a series of 
etchings, wood engravings, lithographs, and paintings, many of them 
especially fine examples that had been on exhibition in the division 
many years ago, and that now come as a permanent accession. An- 
other important accession of specimens of engravings, proofs, tools, 
and materials has come from Mrs. G. F. C. Smillie, whose husband 
was long chief portrait engraver at the Bureau of Engraving and 
Printing. 
Through the cooperation of Mr. Will Hays, president of the 
Motion Picture Producers and Distributors of America (Inc.), there 
has been presented to the Museum a valuable set of machines and 
material to illustrate the growth of the motion-picture industry. 
The exhibits in this industry are assuming increased importance and 
it is planned to make them as complete as possible. There have 
also come to the exhibits in photography many additions in pictorial 
