THE 

 LONDON, EDINBURGH, and DUBLIN 



PHILOSOPHICAL MAGAZINE 



AND 



JOUKXAL OF SCIENCE. 



[FIFTH SERIES.] 



OCTOBER 1880. 



XXXI. Note on the Laboratory at St. John's College, Oxford. 

 By R. H. M. Bosa^ t quet. 



To the Editors of the Philosophical Magazine and Journal. 



Gentlemen, 



IN this note I propose to give a short account of the arrange- 

 ments which have been carried out in the laboratory 

 placed at my disposal by St. John's College. I shall not on 

 this occasion enter upon any investigation. I may, however, 

 mention that work has been begun, and that results have been 

 already obtained which will appear in due course. 



The laboratory in question had its origin in a paper which 

 appeared in the Philosophical Magazine in October 1879 (fifth 

 series, vol. viii. p. 290). This paper was laid before the Col- 

 lege, with the view of obtaining permission to use some small 

 out-of-the-way place as a beginning, and of getting a small 

 grant in aid of the expenses. There happened to be a detached 

 lecture-room, nearly new and solidly built, possessing qualities 

 which made it unpopular as a lecture-room. This was placed 

 at my disposal. A grant of £50 was given towards the ex- 

 penses, and gas and water to be laid on. 



The room in question is about 30 feet by 15 feet ; it stands 

 on a solid floor of concrete covered by a thin wood pavement. 

 The front wall is of stone ; the other walls are brick. The 

 room was better adapted to its purpose than any place I had 

 hoped to secure ; and I determined to fit it up in a way that 



Phil. Mac/. S. 5. Yol. 10. No. 62. Oct. 1880. R 



