LETTER OF TRANSMITTAL. 



Washington, May nth, 1901. 



The Committee on Indexing Chemical Literature, appointed in 

 1882 by the American Association for the Advancement of Science, 

 has voted to recommend to the Smithsonian Institution for pubhca- 

 tion the following: 



"A Bibliography of the Analytical Chemistry of Manganese, 1785- 

 1900," by Henry P. Talbot and John W. Brown. 

 This forms one of the following series : 

 Index to the Literature of Uranium, 1 785-1885, by Henry Car- 



rington Bolton, 1885. 

 Index to the Literature of Columbium, 1801-1887, by Frank W. 



Traphagen, 1888. 

 Index to the Literature of the Spectroscope, by Alfred Tucker- 

 man, 1888. 

 Index to the Literature of Thermodynamics, by Alfred Tucker- 

 man, 1890. 

 A Bibliography of the Chemical Influence of Light, by Alfred 



Tuckerman, 189 1. 

 A Bibliography of Aceto- Acetic Ester, by Paul H. Seymour, 1894. 

 Index to the Literature of Didymium, 1 842-1 893, by A. C. Lang- 



muir, 1895. 

 Indexes to the Literature of Cerium and Lanthanum, by W. H, 



Magee, 1895. 

 A Bibliography of the Metals of the Platinum Group, by J as. 



Lewis Howe, 1897. 

 Review and Bibliography of the Metallic Carbides, by J. A. 



Mathews, 1898. 

 Index to the Literature of Thallium, 1861-1897, by Miss Martha 



Doan, 1898. 

 Index to the Literature of Zirconium, by A. C. Langmuir and 

 Charles Baskerville, 1899. 



Henry Carrington Bolton, 



Chairman. 

 Mr. S. p. Langley, 

 Secretary Smithsonian Institution. 



