130 BEP0RT OF NATIONAL MUSEUM, 1990. 



woods became badly warped, due to having been varnished on one 



side and the wood not filled or shellaced on the other. The largest 

 of these pieces was soaked with water and brought back to shape 

 with clamps. Large T-iron braces were then screwed on and the 

 back given two coats of shellac. Three samples of crude drugs con- 

 tributed by Gilpin. Langdon and Company. Incorporated, of Balti- 

 more. Maryland, were returned to the company and replaced with 

 new specimens. The storage rooms devoted to textiles and woods 

 in the Smithsonian basement were given a thorough overhauling ami 

 cleaning, and the wood specimens carefully marked, numbered, and 

 repacked to take up less space. 



RESEARCHES FOR THE BENEFIT '>;•' THE MUSEUM. 



No special investigations or work of a research nature was under- 

 taken during the year by this division owing to every member of the 

 staff being engaged for the most part upon the war collections. 



During the annual meeting of the American Association of Mu- 

 seums held at the National Museum. May 17-10. 1920, several mu- 

 seum experts from other institutions made a careful examination of 

 the methods of cataloging and indexing used by this division, as a 

 special exhibit and demonstration of our catalogue had been pre- 

 pared for their benefit. 



Mr. J. F. Clevenger of the Pharmacognosy Laboratory of the 

 Bureau of Chemistry, I . S. Department of Agriculture, made fre- 

 quent use of the study collections in the division of medicine for 

 identifying and comparing commercial drugs submitted to that 

 laboratory under the Food and Drugs Act. 



During the meetings of the American Pharmaceutical Association. 

 May 5-9, the T T . S. Pharmacopoeial Convention. May 10-12. and the 

 Medical Library Association, May 2fr-22, 1920, the exhibition and 

 study collections representing pharmacy, materia medica, and medi- 

 cine, were visited and studied by a great many of the delegates rep- 

 resenting all parts of the United States, who expressed to the curator 

 and assistant curator their appreciation of the work already done. 



Mi^s Eva W. Magoon, Instructor of Embryology and Curator of 

 the Museum of the Chicago College of Osteopathy, visited the Mu- 

 seum for the purpose of studying the methods of installation and 

 labelling in use by the division of medicine. 



Mr. E. E. Lofton, of the Textile and Paper Divisions, Bureau of 

 Standards, made several visits to the Museum for the purpose of 

 conferring on fibers and paper materials, and of consulting the tech 

 nical books in the sectional libraries. 



Mr. F. W. Day. of Detroit, Michigan, a collector of canes, spent 

 parts of two days studying the Museum's collection of canes and 



