VI 
Fairbairn Sir WlLLi AM, Bart., LL.D., F.R.S.— On the Properties of Iron 
and Steel as applied to the Rolling Stock of Railways, p. 86. 
Fellows Jambs. — Observation of the Occultation of Saturn, September 30, 
1870, p. 28. 
Gerland B. Wilhelm, Ph.D. — The Action of Sulphurous Acid on Phos- 
phates, p. 129. 
Highton Rev. H., M.A. — On the Mechanical Equivalence of Heat, p. 147. 
Performance of the Electro -Magnetic Engine, p. 188. 
Hopkinson John, B.A., D.Sc. — The Overthrow of the Soience of Electro- 
Dynamics, p. 121. On Mr. Highton’s Objections to the Mechanical 
Equivalent of Heat, p. 150. 
Hunt George E. — Notes on the Botany of Mere, Cheshire, p. 50. Notes on 
Polygonum minus and its allies, p. 165. 
Jekyll W. R. — On the Action of Sulphuric Acid on Diallyl, p. 9. 
Johnson W. B., C.E. — On Improvements in Machines for Cutting and 
Paring Heavy Articles of Machinery, p. 29. Some Observations upon 
Railway Accidents, and Suggestions for preventing their frequent 
occurrence, p. 56. 
Johnson William H. — On the Effect of Cold on the Strength of Iron, 
p. 97. 
Joule J. P., D.C.L., LL.D., F.R.S., V.P. — On the Changes in the Magnetic 
Dip during the progress of the Aurora, October 25, 1870, p. 15. On 
the Alleged Action of Cold in rendering Iron and Steel brittle, p. 91. 
Further Observations on the Strength of Garden Nails, pp. 127, 131. 
On Photographs of the Sun taken in November and December, 1868, 
p. 132. Examples of the Performance of the Electro-Magnetic Engine, 
p. 152. On a remarkable Atmospheric Phenomenon seen on the 
evening of April 7th, 1871, p. 186. On Mr. Highton’s Remarks on 
the Performance of the Electro -Magnetic Engine, p. 193. 
Lockyer N., F.R.S. — Account of his recent Spectroscopic Investigations of 
the Solar Atmosphere, p. 7. 
Mackereth Thomas, F.R.A.S., F.M.S. — Results of Rain-Gauge Observa- 
tions made at Eccles, near Manchester, during the year 1870, p. 202. 
Morris Walter. — On the Adulteration of Food, p. 209. 
Plant John, F.G.S. — On some Logs of Oak found in the Irwell Valley 
Gravels, p. 169. 
Reynolds Professor O., M.A. — Tho Tails of Comets, the Solar Corona, and 
the Aurora considered as Electric Phenomena, p. 39. Part II., p. 107. 
RtrSPINl F. O. — Contributions towards a knowledge of Anthophila (Hymen- 
optera Aculeata) in the Mersey Province, p. 59. 
Schunok Edward, Ph.D., F.R.S., V.P. — On Anthrnflavic Acid, a Yellow 
Colouring Matter accompanying Artificial Alizarine, p. 133. 
