Features
Valves for Gas and Other Purposes
Lessons in Mechanical Drawing
Equilibrium Blow-Off Cock
Street Track Sweeper
Preservation of Iron Structures
The Rouchat Viaduct
Cheap Fire-Proof Houses
New Mordant for Fixing Coloring Matters
Prices now and in 1860
Orange and Chrysoine
Remarks on Aniline Black
Sulpholeic Acids
Washing and Cleansing Wool
Mordant for Turkey Red
Eosine
Solubility of Silk in an Alkaline Glycerine Solution of Copper
Aniline Black on Calico
On Dyeing in Wooden Becks
Application of Chrome in Printing
Fast Puce from Artificial Cochineal
Alum Treatment of Silk
Bleaching China Clays
Ancient Life in America
Red Water in Long Island Sound
Octopus Fishing in Japan
The Credit Side of the Insect Account
Reclaimed Salt Marshes
Astronomy
Growing Chestnuts from Seed
Pot-Grown Strawberries
The Caterpillar Cure
A Curious Globe
A Meteorite 1,500 Feet in Diameter
The Ställdalen Meteorite. *
