i >( I : i : 1 ) I N ( . ^ s^^j^mI;^ 



OF THE 



IRo^al 3ni3titiition of 6rcat iSivifhtw^^^^'V^ 



LIBRARY)^ 



Vol. XlX.-Part II. 



Alfred Kussel Wallace, Esq. — Tht 



Visualised and Interpreted by Darwinism 

 Colonel Sib Fkederick L. Nathan— Improvements in Pro- 

 duction and Application of r;un-(.'ottonand Nitro-Glyceiine, 43(1 

 General Meeting . . . . . . . . . . . . . . 445 



Professor James George Frazer — The Tntlnence of Super 



stition on the Growth of Institutions . . . . . . 4f)0 



Professor Harold Albert Wilson — The Elfctrieal Proper- 

 ties of Flame . . . . . . . . . . . . . . 4r.r) 



Sir Henry Cunynghame— Recent Advances in Means of 



Saving Life in Goal Mines . . , . . . . . . . 409 



Professor H. L. Callendar— Osmotic Phenomena and their 



Modern Physical Interpretation . . . . . . . . 480 



March 1, General Meeting . . . . . . * . . . . . . . . 490 



March 5. The Right Hon. Viscount Esher— The Letters of Queen 



Victoria ... . . . . . . . . . . . . 500 



March 12. Sidney George Brown, Esq:— Modern Submarine Telegraphy 524 

 March 19. Richard Threlfall, Esq. — Experiments at High Tempera- 

 tures and Pressures . . . . . . . . . . . . 541 



:\Iarch 26. Arthur Stanley Eddington, Esq.— Recent Results of Astro- 

 nomical Research . . . . . . . . .... , . 561 



April 2. Professor Sir J. J. Thomson — Electrical Striations . . . . 577 



April 5. General Meeting . . . . . . . . . . . . . 586 



April 23, Alexander Siemens, Esq. — Tantalum and it8 Industrial Appli- 

 cations . . . . . . , . . . . . . . . . 590 



Edmund Gosse, Esq.— The Pitfalls of Biography . . . . 598 



Annual Meeting .. .. ., .. .. .. .. 600 



General Meetings . . , . . , . . . . . . . . 601 



Major Ronald Ross — The Campaign against Malaria . . 605 



Professor George E. Hale— Solar Vortices and Magnetic 



Fields 615 



Hon. Ivor Churchill Guest — Afforestation . . . . . . 631 



J. Emerson Reynolds, Esq. — Advances in our Knowledge of 



Silicon as an Organic Element . . . . . , , . . . 642 



Professor J, A. Fleming — Researches in Radiotelegraphy 651 

 General Meeting . . . . . . . . . . . . . . 683 



Professor Sir James Dewar— Problems of Helium and 



Radium , . . . . . . . . . . . . . , . 724 



June 18. A. Henry Savage Landor, Esq. — Recent Visit to the Panama 



Canal 687 



July 5. General Meeting . . . . . . . . . . . . . . 710 



Nov. 1. General Meeting . . . . . . . . , . . . , . 713 



Dec. 6. General Meeting . . . . . . . . . , . . , . 720 



LONDON 

 ALBEMARLE STREET, PICCADILLY 



August 1911 



06. 



