| Description | Brief listing of exhibits and exhibitors at the Royal Society's annual displays at Burlington House, London, with descriptive text. Arranged by rooms. Rooms 1-6 and the Meeting Room. Commencing with a note of a lecture taking place during the evening. The catalogue concludes with a disclaimer: 'The descriptions of Exhibits in this Catalogue are supplied by the Exhibitors, who alone are responsible for their accuracy'.
Room 1:
1. High temperature electrical resistance furnace (Dr. W. [Walter] Rosenhain and Mr. W. E. Prytherch), exhibited by the National Physical Laboratory.
2. Native African cereals, plants yielding Chaulmoogra oil, exhibited by the Royal Botanic Gardens, Kew.
3. Transparency of total solar eclipse 29 June 1927 taken with a 45-feet refractor of 6 inches aperture lent by Mr. Worthington, album showing traces of the 18 largest magnetic storms at Greenwich between 1874 and 1926 with photographs of the accompanying sunspots, transparency of sun spot photograph with trace of magnetic storm illustrating above, frames diagram comparison of variation of latitude as observed at Greenwich with the international results from stations in latitude 38 degrees, transparency showing comparison of the Ca+ lines at H and K with the Ca+ lines in the infra-red, exhibited by the Royal Observatory, Greenwich.
Room 2 (Reception Room):
The Mace of the Royal Society. Presented by King Charles II in 1663.
4. Experiments in stereoscopic vision, exhibited by Reginald S. Clay and Thomas H. Court.
5. Apparatus for automatic humidity control, microphotometer, apparatus for the measurement of the diameter of fine quartz fibres, exhibited by the Cambridge Instrument Company.
Room 3.
6. Crispations of liquids, exhibited by Sir William Henry Bragg.
7. Limestone implements found at Coney Island, Rosses Point and Ballyconnell, Sligo, Island, exhibited by John Reid Moir.
8. Fibre and yarn-testing instruments, specimens, exhibited by the British Silk Research Association.
9. Specimens of new ketone dyes, exhibited by Imperial Chemical Industries.
Room 4 (Principal Library):
10. Portrait of Sir Isaac Newton, by C. Netscher, exhibited by Captain C. Berkeley.
11. Apparatus for investigating surface films of insoluble substances, exhibited by Neil Kensington Adam.
12. Mosquitoes and their control, exhibited by the British Mosquito Control Institute.
13. Apparatus for measuring the resistance of cable dielectrics to the flow of air or of impregnating compound, exhibited by the International Standard Electric Corporation.
14. Respiratory pigment in yeast cells, exhibited by David Keilin.
15. Some marine mammals and bottom deposits obtained by the 'Discovery' Expedition, exhibited by the Scientific Staff of the 'Discovery' Expedition.
16. The oldest theodolite in the world, made by the Elizabethan craftsman Humphrey Cole in 1574, exhibited by George Hugh Gabb.
17. Fluorescence of minerals in ultra-violet rays (Dr. L. J. [Leonard James] Spencer), exhibited by the Department of Mineralogy, British Museum (Natural History).
18. Experiments with bodies suspended, in curved and converging streams of air, exhibited by Geoffrey Ingram Taylor.
19. Dr. H. H. Poole's submarine photo-electric photometer apparatus, exhibited by the Marine Biological Association of the United Kingdom, Plymouth.
20. Fading of peacock's feathers in ultra-violet light, exhibited by Robert John Strutt, 4th Baron Rayleigh.
21. Biological control of insect pests and noxious plants (Dr. A. D. [Augustus Daniel] Imms, Head of the Entomology Department), exhibited by the Rothamsted Experimental Station.
22. Mutations in wheat resulting from chromosome aberration (Mr. C. L. [Charles Leonard] Huskins), the systematic importance of chromosome studies in Tulipa clusiana (the late Mr. W. C. F. Newton and Mr. C. D. [Cyril Dean] Darlington), Multiple association of similar chromosomes in Polyploids (the late Mr. W. C. F. Newton and Mr. C. D. Darlington), the origin of new forms in Rubis, (Mr. M. B. [Morley Benjamin] Crane and Mr. C. D. Darlington), exhibited by the John Innes Horticultural Institute.
23. Combined spectrometer and x-ray tube, spectrograms of electro-deposited nickel, exhibited by the Radiological Branch, Research Department, Woolwich.
24. Cell structure and intra-vitam staining in tumour-bearing animals (from the Laboratories of the Imperial Cancer Research Fund), exhibited by Dr. R. J Ludford.
25. Specimens of Zamia floridana DC this plant has now been identified as the source of Florida arrowroot, specimens of various species of Ephedra (Ma Huang) fro which the alkaloid ephedrine is extracted, specimens of the animal materia medica of the seventeenth century, exhibited by the School of Pharmacy of the Pharmaceutical Society of Great Britain.
26. Specimens illustrating properties of ferrous alloys and special metallurgical processes, exhibited by Sir Robert Hadfield.
27. Solid dipleidoscope prisms, exhibited by Charles Vernon Boys.
28. Model of an armoured dinosaur (Mr. W. E. [William Elgin] Swinton), exhibited by the Department of Geology, British Museum (Natural History).
29. Heavy parasite infection in a whale (Dr. H. A. [Harry Arnold] Baylis), exhibited by the Department of Zoology, British Museum (Natural History).
30. The giant shipworm (Kuphus arenarius Linn.) (Mr. G. C. [Guy Coburn] Robson), exhibited by the Department of Zoology, British Museum (Natural History).
31. Anatomical preparations of Ratite birds (Mr. P. R. [Percy Rycroft] Lowe), exhibited by the Department of Zoology, British Museum (Natural History).
Room 5 Ground Floor (Corridor)
32. Artificial telephone traffic machine, exhibited by the International Standard Electric Corporation.
33. Gravity gradiometer, exhibited by Messrs. Oertling.
Room 6:
34. An ammeter for currents of extremely high frequencies and which can be calibrated by steady currents, exhibited by Eric Balliol Moullin.
35. Optical interference method of observing modes of vibration of piezo-electric quartz resonators (Dr. D. W. [David William] Dye), exhibited by the National Physical Laboratory.
36. Changes in crystalline form of ammonium nitrate with change of temperature, exhibited by the Explosives Branch, Research Department, Woolwich.
Meeting Room:
Lecture - at 9.15 and 10 o'clock.
A brief account of whaling in the Antarctic with illustrations of the scenery in the Dependencies of the Falkland Islands, exhibited by Stanley Kemp.
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