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LIBRARY DEPARTMENT. 
HALLS 28, 29 AND 34. 
The Library Department comprises the Library (Hall 29); the 
Reading Room (Hall 28), and the Lecture Hall (Hall 34) 
and is in charge of the Recorder and Librarian, who also 
keeps the records of specimens entering or leaving the Museum. 
The Library is designed for reference purposes only. It con- 
tains many valuable scientific and technical works which may 
be consulted by the general public. It is primarily for Curators 
and for those desiring to pursue special study or investigation 
on subjects treated in the Museum. A prominent feature of 
this Department is the lectures upon various scientific topics of 
interest and importance given in the Lecture Hall. 
HALLS 28 AND 29. 
LIBRARY AND READING ROOIT. 
The collection of books and pamphlets on the shelves num- 
bers over 11,000. It includes: 
The Kunz collection of works on minerals, gems, and semi- 
precious stones, and containing many rare tomes on these sub- 
jects, in Latin, dating back to the 15th and 16th Centuries. 
The Baltimore and Ohio collection, treating of the origin and 
early development of railways and their equipment. 
The special library of the Department of Ethnology of the 
Exposition, formed by contributions to that Department from the 
