Errata in No. 103 (January 1884)„ 

 Page 66, equation (3 a), for ^i read ^lz2 



o~ 



- 67, equation (3 b), for n -lzl read ^i— * 



— 67, equation (3 c), 



101 S^T ' ? <^2 ' ^ ^+2 ' cr V+2 • ^ 



Royal 8vo, price 2s. 

 DESCRIPTIVE CATALOGUE OF THE 

 SPECIMENS ILLUSTRATING SURGICAL PATHOLOGY 



IN THE 



MUSEUM OF UNIVERSITY COLLEGE, LONDON. 



Part I. 



By MARCUS BECK, M.S., M.B., F.R.C.S., 



Assistant-Surgeon to University College Hospital, 



and 



S. G. SHATTOCK, M.R.C.S., 



Curator of the Museum. 



Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



Royal 4to, cloth boards, price £1. 

 FACTOR TABLE FOR THE SIXTH MILLION, 



CONTAINING THE 



LEAST FACTOR OF EVERY NUMBER NOT DIVISIBLE BY 2, 3, or 5, 



BETWEEN 



5,000,000 and 6,000,000. 

 By JAMES GLAISHER, F.R.S. 



Uniform with the above, 



FACTOR TABLES FOR THE FOURTH AND FIFTH MILLIONS, 



Price £1 each. 



Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



Demy 4to, cloth, price £1 10s. each. 



ILLUSTRATIONS OF THE GEOLOGY OF YORKSHIRE. 



By JOHN PHILLIPS, F.R.S. &c. 



Part I.— The Yorkshire Coast. 28 Plates and 1 Map. 

 „ II. — The Mountain Limestone District. 25 Plates. 



Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



Demy 8vo, cloth, price 15s., to Members of the Physical Society Us. 3d. 

 THE SCIENTIFIC PAPERS OF 



THE LATE 



SIR CHARLES WHEATST0NE, D.C.L., F.R.S., &c. 



Published by the Physical Society of London. 



Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



[ADVERTISEMENTS continued on 3rd page of Cover. 



