Volume 15, Issue 369supp
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Features
The Kinzua Viaduct
The Plant of the Wood River Smelting Company
Setting Slope Stakes
Welker's Percussion Rock-Drill
Sanitary Appliances for Dwellings
Model Millstone Dress
Clip for tentering Machines
City of London New School
Houses of the Fifteenth Century at Chartres
The Desk Knapsack
On the Draught of Chimneys
The Treatment of Ready Sensitized Photograph Paper
New Sunshine Recorder
Prior Invention of the Rheolyzer.—A Note from Professor fleischl
On Coating Gelatine Plates
Static Electricity into Voltaic Currents
The Elphinstone-Vincent Dynamo Electric Machine
On Magneto-Electric and Dynamo-Electric Machines
Improved Electric Bell and Battery
Commercial Albumen
Abakanowicz's Totalizing Integrator
A Bismuthic Hair-Dye
Physical Exercise
Medical Properties of the Potato Bug
(Dory phora decemlinea ta.)