VI 
Clifton Prof. R. B., M.A., F.R.A.S. — On an Acoustical Electric Telegraph, 
p. 53. 
Cockle Chief Justice, M.A., F.R.A.S., F.C.P.S. — On Differential Equations, 
p. 38. 
Dancer J. B., F.R.A.S. — Contrivance for Regulating the Amount of Light 
in Using the Microscope, p. 34. Exhibition, Stereoscopically, of 
Photography on a Large Scale, p. 111. The Opaque Microscope not 
New, p. 120. Microscopical Appearances of Cotton Hair during 
Dissolution in the Ammoniacal Solution of Copper, p. 152. On 
Pseudoscopic Vision through Prisms, p. 157. On Viewing Photo- 
graphic Pictures taken with Lenses of different Foci, p. 190. 
Dancer William. — Injurious Action of Alkalies on Cotton Fibre, p. 149. 
Darbishire R. D., F.G.S. — Notes on Marine Shells found in Stratified Drift 
at Macclesfield, p. 41. 
Dyer J. C., V.P. — Spinning Machines, p. 12. 
Heap John. — Note on the Rainfall of the last Twenty-nine Years at Royton, 
Oldham, p. 147. 
Heelis Thomas, F.R.A.S! — Account of a Fireball, p. 84. 
Herschel Alexander S., B.A. — On the Auroral Arch of March 20, 1865, 
p. 171. 
Heyes W. H. — Markings on Leaves of the Vegetable Marrow, p. 36. Struc- 
ture of Cotton Fibre, p. 63. Preparation of Canada Balsam for 
Mounting Microscopic Objects, p. 173. 
Hunt G. E. — Discovery of Potamogeton Nitens in Loch Ascog, Rothsay, 
p. 52. Notes on Mosses, p. 141. 
Johnson J. R. — Pantascopic Camera, p. 111. 
Johnson R., F.C.S. — Action of Sea Water upon certain Metals and Alloys 
p. 115. 
JoijLE J. P., LL.D., F.R.S., V.P. — Hardening Steel Wires for Magnetic 
Needles, p. 28. New Magnetic Needle for showing Rapid and Minute 
Changes of Declination, p. 37. Testing Boilers by Hydraulic Press- 
ure, p. 89. New Camera, p. 113. Instrument for showing Rapid 
Changes in Magnetic Declination, p. 131. Improvements in a Camera, 
p. 192. 
Kirkman Rev. T. P., M.A., F.R.S. — Relation of Force to Matter and Mind, 
p. 14. Corrigenda, p. 28. Theory of Groups, Corrigenda and Ad- 
denda, p. 171. 
Knott George, F.R.A.S. — Observations of the Greenwich Variable in Vul- 
pecula and its Companion Stars, p. 55. 
