10 



Three Lectures on Sound, by Professor W. F. Barrett, F.C.S., of the 

 London International College, and of the Science and Art Depart- 

 ment South Kensington Museum. 



Three Lectures on Our Brain and Special Senses, by Dr. Milieu 

 Coughtrey, M.B,, CM., (Edin. Univ.) Demonstrator of Anatomy, 

 Liverpool Royal Infirmary School of Medicine. 



Four Headings, Humorous and Dramatic, by Mr. Frederick Kempster, 

 M.A. Oxon. 



Two Headings, by Mr. B. H. Grindley. 



Four Eeadings, by Mrs. H. J. Gorst. 



And a short concluding Lecture, in the Concert Room, St. George's 

 Hall, on German Music, with Vocal and Instrumental Illustrations, 

 byMr. John B. Cooper. 



REFERENCE LIBRARY. 



In addition to the Catalogue, a Supplement has recently been issued, 

 bringing down the acquisitions of the Library to the end of 1872. 



The following are the annual statistics : — 



The number of volumes issued during the year has been 489,270, 

 against 470, 230 in the previous year, being an increase of 19,040 over last 

 year. 



The following is a classified list of the books issued : — 



Daily 



Classification. Volumes, Average 



about 



Theology, Morals, and Metaphysics 15,376 55 



Natural Philosophy, Astronomy, Chemistry, &c 15,409 55 



Natural History, Botany, Mineralogy, &c 9,625 34 



Science and the Arts, Architecture, Painting, Music, &c. . . 38,262 136 



History and Biography 22,029 79 



Topography and Antiquities 8,639 31 



Geography, Voyages, and Travels 13,857 49 



Miscellaneous Literature 171,038 610 



Jurisprudence, Law, and Politics. . . . : 3,389 12 



Commerce, Political Economy, and Social Statistics 4,266 15 



Education, Logic, Language, &c 8,228. 30 



Poetry and Dramatic Literature ' 11,587 41 



Works of Imagination 138,643 494 



Classical Literature • 2,553 9 



Heraldry, Eucycloptedias, and Works of Fieference 26, 3G9 94 



489,270 1,744 



The increa-se in the issues is considerable, but the most satisfactory 



feature is the large proportion of solid works in science and philosophy 



which form nearly three-fourths of the works taken out. The advantage to 



students of access to the valuable collections here brought together can 



