Suggestion of a Lady's Marine Life-preserver. By Campo-Bello.
Papers on the Superiority of Cornish Steam-engine Work.
Dickson, C. E.
By Mr. J. S. Enys, of Enys
On the Connexion between Electricity and Vegetation. By Mr. Thomas Pine
Suggestion of a new Mode of Heating Bookbinders' Lettering Tools. By Mr. T.
Coggan
Remarks on Hale's Hydraulic Apparatus. By Mr. Allan Mackenzie
Comparative Railway Table
Description of Mordan and Co.'s Triple-pointed Pens, and Remarks on Steel Pens in
general. By Mr. W. Baddeley
On Aerial Locomotion by Means of Birds. By Kenans
Description of an Improved Mode of Sharpening Scythes. By Colonel Maceroni
Description of Hutchison's Patent Gas-retort Bed. By Clovis
Practical Suggestions on the Working of Inclined Planes and Canal Locks. By the
Rev. Robert Carey, Rector of Donoughmore, Clonmel
Strictures on the Steam-carriages Tolls' Bill
On Chemical Tests for the Detection of Arsenic. By Henry M. Noad, Esq., Surgeon
Description of the Greenwich Safety Railway Carriages. By Mr.W.J. Curtis, Engineer
Note on the Silica Soap, and Washing with Pipe-clay. By J. S.
Description of Stephens's Improved Fountain Ink-stand, and Remarks on the Manu-
Notice of Stirling's Ornamental Plate Manufacture.