ROYAL INSTITUTION OF GREAT BRITAIN, 



ALBEMARLE STREET, PICCADILLY, W. 



LECTURE ARRANGEMENTS BEFORE EASTER, 1884, 

 Lecture Hour, Three o'clock p.m. 



Reginald Stuart Poole, Esq., LL.D., Keeper of Co v ins, British Museum. — - 

 Two Lectures on the Interest and Usefulness of the Study of Coins and Medals } 

 on Tuesdays, January 15, 22. Half- a- Guinea. 



Archibald Geikie, Esq., LL.D., E.R.S., Director- General of the Geological 

 Survey of the United Kingdom.— Five Lectures on the Origin of the Scenery of 

 the British Isles; on Tuesdays, January 29 to February 26. Half -a- Guinea. 



Professor John G. McKendbick, M.D., F.R.S.E., Prof. Inst, of Med. Univ. 

 of Glasgow, Fullerian Professor of Physiology, R.I. — Five Lectures on Animal 

 Heat : its Origin, Distribution, and Regulation \ on Tuesdays, March 4 to April L 

 One Guinea, including a Course of Seven Lectures on Animal Electricity after 

 Easter. 



Ernst Patter, Esq., Principal Professor of the Pianoforte at the Royal Col- 

 lege of Music. — Six Lectures on the History and Development of the Music for 

 the Pianoforte and its Predecessors the Clavecin, Harpsichord, &c. (with Musical 

 Illustrations on these Instruments) ; on Thursdays, January 17 to February 21, 

 One Guinea. 



Professor Tyndall, D.C.L., F.R.S., M.R.I.— Six Lectures on the Older 

 Electricity: its Phenomena and Investigators; on Thursdays, February 28 

 to April 3. One Guinea. 



Professor Henry Morley. — Six Lectures on Life and Literature under 

 Charles I. ; on Saturdays, January 19 to February 23. One Guinea. 



Captain W. de W. Abney, R.E., F.R.S., M.R.I.— Six Lectures on Photo- 

 graphic Action, considered as the Work of Radiation ; on Saturdays, March 1 

 to April 5. One Guinea. 



Subscription (to Non-Members) to all the Courses during the Season, Two 

 Guineas. Tickets issued daily at the Institution, or sent by Post on receipt of 

 Cheque or Post-Office Order. 



Members may purchase not less than Three Single Lecture Tickets, available 

 for any Lecture, for Half -a- Guinea. 



The Friday. Evening Meetings will begin on January 18th, at 8 p.m., 

 when Professor Tyndall will give a Discouise on Rainbows, at 9 p.m. Suc- 

 ceeding Discourses will probably be given by the Rev. Professor Bonney, Pro- 

 fessor Max Miilier, Mr. G. J. Romanes, Professor .Thorp a, Sir Frederick Bramwell, 

 Professor Hughes, Mr. C. V. Boys, Mr. J. N. Langley, Mr. W. Besant, Professor 

 Osborne Reynolds, and other gentlemen. To these Meetings Members and their 

 Friends only are admitted. 



Persons desirous of becoming Members are requested to apply to the Secretary. 

 When proposed, they are immediately admitted to all the Lectures, to the Friday 

 Evening Meetings, and to the Libra^ and Reading Rooms; and their Families 

 are admitted to the Lectures at a reduced charge. Payment: — First Year, Ten 

 Guineas; afterwards, Five Guineas a Year ; or a composition of Sixty Guineas. 



After Easter.— Courses will be given by Professors Dewar, Ball, McKendrick, 

 and others. 



Now ready, royal 4 to, 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 Fbancis, Red Lion Court, Fleet Street, E.C. 



[ADVERTISEMENTS continued on 3rd page of Cover. 





