April z, 1879I 



NATURE 



clxxv 



DIARY OF SOCIETIES. 



London 



THURSDAY, April 3. 



RoYAi. Society, at 8.30.— On the Thermal Conductivity o£ Water: J. T. 

 Bottomley. — The Preparation in a State of Purity of the Group of Metals 

 known as the Platinum Series, and Notes upon Iridio- Platinum : Geo. 

 Matthey.— On the Reversal cf the Lines of Metallic Vapours, No. VI. : 

 Profs. Liveing and Dewar. 



Royal Institution, at 3.— Sound : Prof. Tyndall. 



Chk.mical Society, at 8.— On the Transformation of Aurin into Trimethyl- 

 pararosaniline : R. S. Dale and C. Schorlemmer. — On a Gold Nugget 

 from South America: Mr. Attwood. — On the Solution of Aluminium 

 Hydrate by Ammonia and a Physical Isomeride of Alumina : G. C. F. 

 Cross. 



LiNNEAN Society, at 8. — Notes on Moguilea, &c. : John Miers. 

 FRIDAY, April 4. 



Geologists' Association, at 8. 



Royal Institution, at 9.— Molecular Physics: Mr. Crookes. 

 SATURDAY, April 5. 



Royal iNSTiTtrriON, at 3. — Etching : Seymour Haden. 

 SUNDAY, April 6. 



StJND.^Y Lecture Society, at 4. — Lessons of Materialism : Prof. Maudsley. 

 MONDA Y, April 7. 



Royal Institution, at 5. — General Monthly Meeting. 



Victoria Institute, at 8. — The Antiquity of Man : T. K. Callard. 

 TUSSD AY, AvRii. p. 



Anthropological Instititte, at 8. — Exhibition of Antiquities from the 

 United States of Colombia : W. D Bowles. — On the Mummy of a Papuan 

 from Damley Island: Prof. W. H. Flower, F.RS.— Rag-bushes and 

 kindred Obser\ances : M. J. Walhcuse, F.R.A.S.— Trellech : F. G. 

 Hilton Price, F.G.S. 



Horticultural Society, at i. — Scientific Committee. 



West London Scientific Association, at 8.— The Fore-limbs cf Mam- 

 mals : A. Hensman. 



WEDNESDAY, April 9. 



Royal Microscopical Society, at 8.— On the Thermal Death Point of 

 known Monad Germs in Fluid: Rev. W. H. Dallinger.— An Illuminating 

 Traverse-Lens : R. B. Tolles. 



Geological Society, at 8. — On the Geological Age cf the Rocks forming 

 the Southern Highlands of Ireland, generally known as " The Dingle 

 Beds" and " Glengarriff Grits and Shales: Prof. E. Hull, F.R.S.— 

 On the Silurian District cf Rhymney and Pen-y-lan, Cardiff: W. J. 

 SoUas, M.A.— On some Three-Toed Footprints from the Triassic Con- 

 glomerate of South Wales: W. J. Sollas, M.A.— .\ Contribution tj the 

 History of Mineral Veins : J. Arthur Phillips. 



THURSDAY, April 10. 



Mathematical Society, at 8. 



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