36,685

18,771 43,836 22,127 49,385

1,675 7,896 1,591

24,582 53,797
5,164 1,331 4,877 2,052 7,567 2,311 8,636
6,949 1,895 7,576 1,987

7,001

2,042

26,618
2,415
8,064 1,996

Music *

Art, etc-
Prints
Jewish
Oriental *
Slavonic

Science

991

2,779

1,032

3,149

1,181

3,412

1,401

3,605

1,386

3,685

1,294

3,335

16,252

45,574

Economics, including
Public Documents_

1,467 15,709

Patents *

1,011 15,165

Technology

5,371 19,209 4,925 24,497

5,402 19,207

5,378

19,200

5,692

25,614

6,107

22,205 72,932

274,485

NOTE: General periodicals (* D) are included under American and English Literature and comprised 51,954 volumes of the total consulted in this class (141,993), and 8.3 per cent. of all books used in the Main Reading Room.

1 The titles noted here include only papers filed on the reading racks. Many other papers not mentioned here are received currently and may be consulted on request.