DEPARTMENT OF PRINTED BOOKS. 21 



inclusive, but not incorporated in the Catalogue during the 

 process of printing. Nine printed parts, containing the 

 headings from D to G, have been delivered by the printer in 

 the course of the year. Volume I. containing the letters 

 A — E of a " Subject Index of the Modern Works added to the 

 Library of the British Museum in the years 1881-1900," has 

 been printed and published during the year. 



(c) Incorporation. — (1) General Catalogue. — 28,60.3 title- 

 slips and 405 index-slips have been incorporated into each 

 of the three copies of this Catalogue. This incorporation has 

 rendered it necessary, in order to maintain as far as possible 

 the alphabetical arrangement, to remove and re-insert 88,636 

 title-slips in each copy and to add to each copy 613 new 

 leaves. 



The system of fortnightly incorporation, introduced in 

 1889, has been carried out with perfect regularity during the 

 past year. 



— (2) Hand Catalogues. — The number of new entries made 

 in the Hand Catalogue of "Academies" was 311; in that 

 of " Periodical Publications," 346 ; in that of " Maps and 

 Charts," 1,321 ; in that of Music, 1,413 ; and in the Hand 

 Catalogues of London and Country Newspapers, 1,402 and 

 1,932 respectively. 



(d) Map Catalogue. — 1,686 titles have been written for the 

 Map Catalogue and 1,177 title-slips have been incorporated 

 into each of three copies of it. This incorporation has 

 rendered it necessary to remove and re-insert 2,133 title-slips 

 in each copy and to add to each copy 22 new leaves. 



.(e) Music Catalogue. — 11,507 titles have been written for 

 the Music Catalogue, and 19,805 title-slips have been incorpo- 

 rated into each of two copies of it. This incorporation 

 has rendered it necessary to remove, and re-insert 40,100 title- 

 slips in each copy and to add to each copy 267 new leaves. 



(/) Shelf Catalogue. — For this Catalogue, in which the 

 title-slips, mounted on cards, are arranged in order of press- 

 marks, about 27,900 have been so mounted and about 129,200 

 have been incorporated in their proper order. 



(ff) Catalogues of Boohs of Reference in the Reading Iloovi. 

 —The additionc and alterations in each of the three inter- 

 leaved copies of the Catalogue of Books of Reference in the 

 Reading Room, which are requisite in order to record the 

 changes in this collection by the addition of new works and 

 the substitution of new for earlier editions, have been made ; 

 they number 33 in each copy. 



Additions have been made also to the collection of books 

 in the Galleries of the Reading Room by the incorporation of 

 new works of interest and importance, and by the substitution 

 of new for earlier editions. The number of such additions to 

 each of the two interleaved copies of the Catalogue of this 

 collection is 73. 



C 2 



