EOYAL INSTITUTION OF GREAT BRITAIN, 



ALBEMAELE STEEET, PICCADILLY, W. 



LECTUEE AEEANGEMENTS AFTEE EASTEE 1880. 

 (Lecture Hour, Three o'clock.) 



Professor Huxley, LL.D., F.E.S. — Two Lectures on Dogs, and the Problems 

 connected with them : on Tuesdays, April 16 and 13. Half-a-Guinea the Course. 



Eobert Henry Scott, Esq., M.A., F.E.S., Secretary to the Council of the 

 Meteor ological Office. — Four Lectures on Wind and Weather : on Tuesdays, 

 April 20, 27, and May 4, 11. Half-a-Guinea. 



John Fiske, Esq. — Three Lectures on American Political Ideas viewed from 

 the standpoint of Universal History : on Tuesdays, May 18, 25, and June 1. 

 Half-a- Guinea. 



Professor Tyndall, D.C.L., F.E.S. — Six Lectures on Light as a Mode of 

 Motion : on Thursdays, April 8 to May 13. One Guinea. 



T. W. Ehys Davids, Esq. — Three Lectures on the Sacred Books of the Early 

 Buddhists : on Thursdays, May 20, 27, and June 3. Half-a-Guinea. 



James Sully, Esq. — Three Lectures on Art and Vision: on Saturdays, 

 April 10, 17, 24. Half-a-Guinea. 



Professor Henry Morley. — Five Lectures on the Dramatists before Shake- 

 speare, from the Origin of the English Drama to the year of the Death of Mar- 

 lowe (1593) : on Saturdays, May 8 to June 5. Half-a-Guinea. 



Subscription (for Non-Members) to all these Courses, Two Guineas. 

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



The Friday Evening Meetings will be resumed on April 9th, at 8 o'clock p.m. 

 Professor Huxley will give a Discourse on " The Coming of Age of the ' Origin 

 of Species,' " at 9 p.m. Succeeding Discourses will probably be given by M. 

 Ernest Eenan, Mr. Walter H. Pollock, Mr. W. Spottiswoode, Mr. G. J. Eomanes, 

 Lord Eeay, Mr. H. H. Statham, Mr. Francis HuefFer, and another gentleman. 



To these Meetings Members and their Friends only are admitted. 



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 Eeading Eooms ; 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. 



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

 for any Lecture, for Half-a-Guinea. 



In a few days will be published, 

 Volume II., containing 708 pages, illustrated by 267 Woodcuts (drawn to scale), 



A THEORETICAL AND PRACTICAL TREATISE ON THE MANU- 

 FACTURE OF SULPHURIC ACID AND ALKALI, WITH THE 

 COLLATERAL BRANCHES. 



By GEOEGE LUNGE, Ph.D., F.C.S., 



Professor of Technical Chemistry at the Federal Polytechnic School, Zurich, 

 formerly Manager of the Tyne Alkali-works, South Shields. 



This volume will contain the entire series of operations of an Alkali- works 

 in which the Leblanc process is employed, beginning with the Manufacture of 

 Soda and ending with the Utilization of Soda- waste. 



By the same Author, very recently published, 



Volume I., containing 



THE MANUFACTURE OF SULPHURIC ACID: 



658 pages of Text and illustrated by 309 Woodcuts, price £1 16s. Od. 



John Van Voorst, 1 Paternoster Eow. 



[ADVERTISEMENTS continued on 3rd page of Cover. 



