Reference numberPC/3/3/16
TitleProgramme for a Royal Society conversazione
Date12 May 1909
DescriptionBrief listing of exhibits and exhibitors at the Royal Society's annual displays at Burlington House, London, with descriptive text. Arranged by rooms. Rooms 1-5 and Ground Floor. Commencing with a note of lantern slide displays taking place at a specific time during the evening.

Room 1 (The Office):

1. Admiralty charts along the coast of Europe and the British Isles, showing the continuation of the river-valleys under the ocean to depths of about 1,000 fathoms (6,000 feet), exhibited by Edward Hull.
2. Curves, showing that the spontaneous combustion of cargoes of coal loaded in English, Scotch and Welsh ports practically occurs only with summer loadings, exhibited by Richard Threlfall.
3. Seismographs of the Messina earthquake of 28th December 1908, exhibited by John Milne.

Room 2 (Officer's Room):

4. A string electrometer, exhibited by Thomas Howell Laby and Horace Darwin.
4a. The counting of alpha particles (electrically charged helium atoms) by Professor E. Rutherford's method, exhibited by Thomas Howell Laby.
5. Elements and alloys used in steel manufacture, high speed tool steel, caps for projectiles &c., exhibited by Sir Robert Hadfield and Messrs. Hadfield Limited.
6. Thorp-Butler concave replica-grating spectroscope, exhibited by Charles Prichard Butler.
7. An electrical device for evaluating algebraical formulae and equations, exhibited by Arthur Wright.
8. Cylindrical specimens twisted to destruction, exhibited by Charles Edward Larard, Mechanical Engineering Department, Northampton Institute, E.C.

Room 3 (Reception Room):

9. Photographic studies of Constantinople and neighbourhood, exhibited by Sir Benjamin Stone.
10. Photographs of the Veddas of Ceylon and of their ceremonial dances, exhibited by Charles Gabriel Seligman.

Room 4 (Council Room):

11. Experiments with cyclamen seedlings, flowers of Sebaea (Gentianaceae) with two stigmas, exhibited by Sir David Prain, the Director, Royal Gardens, Kew.
12. Preparations to illustrate the retention of colours, especially of green, in botanical specimens exposed to light, exhibited by James William Helenus Trail.
13. A series of photomicrographic transparencies of pollen cells, exhibited by George H. Rodman.
14. A parasitic fungus on beech (Armillaria mucida Schrad.), exhibited by Cecil Ernest Claude Fischer.
15. Drawings of Jamaica orchids, exhibited by William Fawcett, late Director of the Botanic Gardens, Jamaica.
16. Photographs for identification purposes of the transverse surface of timbers, exhibited by Robert Alexander Robertson.
17. Recent advances in knowledge of cancer, exhibited by Ernest Francis Bashford for the Executive Committee, Imperial Cancer Research Fund.
18. Illustrative plates to a forthcoming monograph on albinism (Draper's Company Research Memoirs), exhibited by Karl Pearson, Edward Nettleship and Charles Howard Usher.
19. Pedigree work in Man, exhibited by the University of London, Francis Galton Laboratory for National Eugenics.
20. Apparatus (a) for determining the light-threshold of the eye, and (b) for measuring the amount of light irregularly reflected from rough surfaces, new form of optometer for the examination and measurement of defects in vision, exhibited by William Fletcher Barrett.

Room 5 (Principal Library):

21. Spectroscopic comparison of the star Mira Ceti with titanium oxide, exhibited by Alfred Fowler.
22. A curious property of neon, exhibited by John Norman Collie.
23. Liquid radium emanation, exhibited by Sir William Ramsay.
24. Electrically heated laboratory muffle furnace (Mr. W. [Walter] Rosenhain), quadrant electrometer for alternating current power measurement of high precision (Mr. C. C. [Clifford Copland] Paterson and Mr. E. H. Rayner), standard non-inductive water-cooled manganin tube resistances of 0.001, 0.002, and 0.04 ohms respectively to operate with currents of 2,500, 1,000 and 100 amperes respectively (Mr. C. C. [Clifford Copland] Paterson and Mr. E. H. Rayner), metallic filament electric glow lamp for photometric sub-standard (Mr. C. C. [Clifford Copland] Paterson and Mr. E. H. Rayner), apparatus for testing definition and for determining the variation of light intensity in an image due to diffraction (Mr. J. [James] de Graaff Hunter), exhibited by the National Physical Laboratory.
25. Engine worked by stretched India rubber, exhibited by Archibald Mallock.
26. Cloud photographs taken from balloon, exhibited by William James Stewart Lockyer.
27. Experiments on the contraction, by heat, of India rubber, standard magnets for quantometric work, exhibited by Silvanus Phillips Thompson.
28. Antarctic magnetic records and results, exhibited by Charles Chree, Observatory Department, National Physical Laboratory.
29. A new kind of glow in vacuum tubes, exhibited by the Rev. Henry Vincent Gill.
30. Specimens of parabolic and flat mirrors made by electrodeposition and specimens of electro-deposited metals showing their crystalline structure, working model of an apparatus for uniting aluminium by means of the formation of a flexible skin of oxide, exhibited by Sherard Osborn Cowper-Coles.
31. Demonstration of the electrical variations of the human heart and of the dog's heart on Einthoven's string galvanometer, exhibited by Augustus Desire Waller.
32. The bottom deposits of the southern part of the North Sea, exhibited by the Marine Biological Association of the United Kingdom.
33. The flow of sand through tubes, exhibited by Charles Edmund Stanley Phillips.
34. Photographs and diagrams illustrating researches in solar physics and its relations with terrestrial meteorology, astrophysics, exhibited by the Solar Physics Observatory, South Kensington.
35. Photographs and diagrams of the observations of the distant satellites of Jupiter and Saturn, photographs of comet c, 1908 (Moorhouse) taken with the 30-inch reflector at the Royal Observatory, Greenwich, tabular diagram showing the number and distribution of stars in the Greenwich section of the Astrographic Chart and Catalogue, exhibited by Sir William Henry Mahoney Christie, the Astronomer Royal.
36. Photographs illustrative of work at the Mount Wilson Solar Observatory, exhibited by George Ellery Hale.
37. Electric splashes on photographic plates, exhibited by Alfred William Porter.
38. Photographs showing the generation and nature of 'explosion-waves' in gases, exhibited by Harold Baily Dixon.
39. Ammonium perhalides, exhibited by Frederick Daniel Chattaway.
40. Pitchblende, or radium ore from Trenwith Mine, Cornwall (St. Ives Consolidated Mines, Cornwall) exhibited by Francis Fox.
41. Drawings of extinct animals by Miss Alice B. [Bolingbroke] Woodward, exhibited by Henry Robert Knipe.
42. Ramus of mandible and teeth of a herbivorous dinosaur Trachodon from the Upper Cretaceous of Wyoming, exhibited by Arthur Smith Woodward.
43. Cheyletus eruditus as an entozoon in Man, exhibited by Dr. A. F. Bilderbeck Gomess.
44. Photomicrograph showing abnormal striation of the diatom Navicula lyra, frustule of diatom exhibited under the microscope with 1/12 oil immersion lens, exhibited by Mr. W. Bagshaw.
45. The transmission of tick-fever, exhibited by Lieutenant-Colonel William Boog Leishman.
46. Rare specimens of natural history from Mexico, ethnological specimens from Mexico, exhibited by Hans Friedrich Gadow and Mrs. Clara Maud Gadow.
47. A microscopic section of the aorta of King Menephtah, traditionally regarded as the Pharaoh of Egypt of the Exodus, showing senile calcification, exhibited by Samuel George Shattock.
48. Case of Abraxas grossulariata (Currant moth) illustrating sex-inheritance, exhibited by Leonard Doncaster.

Ground Floor (Secretaries' Room):

49. Vacuum tube model showing the propagation of alternate currents in a helix, stroboscopic apparatus for measuring speed, frequency, slip and other periodic phenomena, exhibited by Charles Vickery Drysdale.
50. A 38 horse-power Daimler engine, exhibited by the Daimler Company, Coventry.
51. A process of making ribbon metals, exhibited by Messrs. Strange and Graham Limited.

Meeting Room:

The following demonstrations will take place at the times specified.

At 9.45 o'clock.
52. Crystals and colour: the revelation of crystal colour by polarised light, exhibited by Alfred Edwin Howard Tutton.

At 10.45 o'clock.
53. The fauna, flora and native races of Mexico, exhibited by Hans Friedrich Gadow.
Physical descriptionOn paper
Access statusOpen
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