84 REPORT OF NATIONAL MUSEUM, 1913. 



worms, besides a papier-macli6 model of a silkworm 24 inches long, 

 which may be taken apart for studying the internal anatomy. Sam- 

 ples of the principal varieties of commercial raw silk were received 

 from Messrs. A. P. Villa & Brothers, of New York City. 



For a large number of 3-yard samples of plain and fancy cotton 

 goods, comprising percales, shirtmgs, organdies, challies, crepes and 

 flannels, in dress goods; and silkalines, cretonnes, driUings, scrims, 

 and etamines, in drapery and upholstery materials, the Museum is 

 indebted to the Pacific Mills, of Lawrence, Mass., through Messrs. 

 Lawi'ence & Co., of Boston; and from the same source were also 

 secured 89 large foho albums contaming samples of American and 

 foreign cotton, silk and woolen goods, covering the period between 

 1878 and 1910, which will form the basis for an extensive reference 

 collection arranged by periods. Specimens of velveteen and corduroy, 

 illustratmg the processes of manufacture, with which most persons 

 are unfamiliar, were presented by the Merrimack Manufactm^ing Co., 

 of Lowell, Mass., likewise through Messrs. Lawrence & Co. A set 

 of official grades of white American cotton now used in all cotton 

 exchanges for gradmg American upland cotton, and a large collection 

 of carefully identified raw plant fibers, which will be of great value 

 in the preparation of microscopic mounts of authentic material, 

 were received by transfer from the Bureau of Plant Industry of the 

 Department of Agriculture. Samples of rough and harsh Peruvian 

 and Chinese cotton imported into the United States for mixing with 

 the wool in the production of flannels, underwear and hosiery, were 

 contributed by the Wonalancet Co., of Nashua, N. H., and specimens 

 of cotton dress Imings, by Messrs. A. G. Hyde & Sons, of New York. 



The American Woolen Co., of Boston, Mass., presented a fine series 

 of specimens and a set of 71 photographs iUustrating the processes in 

 the manufacture of worsted yarn according to both the French and 

 English systems, and also samples of woolen and worsted fabrics, 

 the latter having been prepared in the National and Providence 

 Worsted Mills, at Providence, R. I., imder the direction of Mr. G. B. 

 Bartlett, assistant treasurer. From Mr. Augustus E. Ingram, 

 American consul at Bradford, England, was received a series of 

 specimens and photographs mounted on ten large cards, illustratmg 

 the manufacturing processes for fine wools, colored yarn-spinning, 

 blending of colored tops and the finishing processes for worsted goods, 

 an instructive exhibit prepared by Prof. A. M. Barker of the Brad- 

 ford Technical College with the consent of the Education Committee 

 of the city of Bradford. 



Examples of curtain fringes and upholstery trimmings, contributed 

 by the William H. Horstmann Company, of Philadelphia, Pa., 

 elucidate the great transformation in the types of household uphol- 

 stery trimmings which has taken place during the last decade, in 



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