THE RAISING OF THE ULUNDA.
THE THERMIC MOTOR OF THE FUTURE?
IMPROVED PNEUMATIC HAMMER.
COMPRESSED AIR PRODUCTION.
THE POWER OF WATER, OR HYDRAULICS SIMPLIFIED.
THE NEW GERMAN DISPATCH BOAT METEOR.
To remove paint and varnishes, which resist the action of strong
lye, Dr. Stockmeier recommends a mixture of water of ammonia, two
parts, and turpentine, one part; this applied to the surface to be
cleaned will, after a few minutes' action, enable the paint to be
removed by use of cotton waste or similar material.—
(Bayr. Gen. Ztg.), Rundschau.
ON GAS MOTORS.
A PROJECTING APPARATUS FOR BALANCES OF PRECISION.
STARCHES FOR THE FINISHING OF COTTON FABRICS.
MARBLE AND MOSAIC.
THE ST. LAWRENCE HOSPITAL FOR THE INSANE.
THE ELECTRICAL PURIFICATION OF SEWAGE AND CONTAMINATED WATER.
LAVENDER AND ITS VARIETIES.
SPECTRUM OF THE SUN AND ELEMENTS.
ALLOTROPIC FORMS OF METALS.
Useful Engineering Books
