Bcscarch Lcthoratory of the Royal College of Physieians. 521 



remain the slightest doubt in my mind that tlie true position 

 of Archcvopteris liihernica is in the Marattiacea3. 



In conchision, I have to express my thanks to Dr A. 

 Geikie and Prof. Ball for all the facilities they kindly gave 

 me for examining the specimens in the respective collections 

 of the Geological Survey of Ireland and in the Science and 

 Art Museum, Dublin. 



XLII. Notes on the Equipment of the Research Lalovatory of the 

 Royal College of Physieians, Edinhurgh. By G. Sims 

 WooDHEAD, Esq., M.D., F.E.C.P.Ed., F.E.S.E. 



(Read 21st March 1888.) 



The question of equ.ipping a Eesearch Laboratory has, for 

 the past three years, occupied a very prominent position in 

 the discussions of the Royal College of Physicians, Edinburgh, 

 but it was only last year that the Committee appointed by 

 the College was able to throw the plans into a shape feasible, 

 and at the same time thoroughly acceptable. 



When the matter had been taken in hand, the Committee, 

 with Dr J. Batty Tuke as Convener, entered into the scheme 

 with great energy and thoroughness, and within a very 

 short time suitable premises were acquired, the necessary 

 structural alterations were commenced at once, a Superin- 

 tendent was appointed, apparatus was ordered, and fittings 

 were put in hand to be ready for use as soon as the building 

 should be prepared for their reception. 



The premises are well adapted to the purpose for which 

 they were acquired. They consist of a three-storied house, 

 No. 7 Lauriston Lane, near the Royal Infirmary, to which 

 had been added a large detached room. There are also 

 commodious outhouses, and a plot of ground of considerable 

 size at the rear of the building. 



Commencing on the ground floor we first come to the 

 room in a back court, set apart for experimental Physio- 

 logy, 32 feet in length, 18 feet in breadth, and 14 feet 

 high. It is well lighted by 7 windows, three of which, 



