Errata in No. No. 40 (January 1879). 

 Page 43, line 17 from top, for at read as 

 ~~ fk ~~ ^ from bottom, /or putting =0 read putting* 

 ffi — « » /or value re«tf values 



47, — 2 „ for tan * re«tf tan 2« 



KOYAL INSTITUTION OF GEEAT BEITAIN, 



ALBEMARLE STREET, PICCADILLY, W. 



LECTURE ARRANGEMENTS AFTER EASTER 1879. 



(Lecture Hour, Three o'clock.) 



Ernst Patter Esq —Three Lectures on Schubert, Mendelssohn and Schu- 



GuTnei IUustrations): on Tuesdays, April 22 to May 6 Half£ 



Professor Dewar, M.A., F.R.S. — Five Lectn^ ft n «!*»***£** » 

 Thursdays, April 24'to May 29. TwSTtoh^T™ °* DlSS0Ciatl(m : ™ 



No Lecture on May 1, the day of the Annual Meeting 



H. H. Statham Esq.— Four Lectures on the Leading Styles of Architecture ■ 

 on Saturdays, April 26 to May 17. Half-a-Guinea. ^rcmtecture . 



John Robert Seeley , Esq. .Ml, Professor of Modern History, Cambridge. 

 Ha^GulneT 8 ^ TuesdayS ' May 20 > 27 > June 3 5 and on Thursday, June li 



to'jutr fc - ««** May24 



Subscription to all the Courses, Two Guineas. 



Galton^o 7 FBO* 5^^ ^ be resume * ° n A P ril ^ »t 8 p.* Francis 

 ^alton, Esq„ F.K.S., will give a Discourse on»Generic Images," at 9 o'clock 

 Succeeding Discourses will probably be given by Professor J G McKendriek' 

 Sir John Lubbock, Professor A Cornu, W. H. Preece, Esq., Grant Allen, Esq! 



TndlE gffi n nlytfX k i^d BramWeU ' ^ T ° *« «**•«■ "^ 

 Persons desirous of becoming Members are requested to apply to the Secre- 

 tary When proposed, they are admitted to all the Lectures, to the Friday Even- 

 ing Meetings, and to the Library and Reading Rooms; and their Families are 

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

 Guineas; afterwards, Fiye Guineas a Year; or a composition of Sixty Guineas 



ROYAL INSTITUTION OF GREAT BRITAIN, 



ALBEMARLE STREET, W. 

 The next ACTONIAN PRIZE will be awarded, in the year 1879, to an Essay 

 illustrative of the Wisdom and Beneficence of the Almighty; the subject being 

 J'The Structure and Functions of the Retina in all Classes of Animals, viewed 

 in relation with the Theory of Evolution." The Prize is One Hundred Guineas, 

 and will be awarded or withheld as the Managers in then judgment shall think 

 proper. ° 



Competitors for the Prize are requested to send their Essays (with or without 

 their names being affixed) to the Royal Institution, addressed to the Secretary, 

 Man* e e rs°in 187 I™* ° Ct ° ber ' 1879 ' The ^Judication will be made by the 



Warren De La Rue, Sec. R.I. 

 [ADVERTISEMENTS continued on 3rd page of Cover. 



