Scientific American, Vol. XXXVII.—No. 2. [New Series.], July 14, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures

The author and translator of this little treatise are firm believers in vegetarianism, and present in a highly attractive form the main arguments which sustain them in their pos...

Instead of measuring the lead of the valve with a rule, or by a wedge, the following plan is very often adopted: After the valve and spindle are in position, the valve is placed...

Isaac Mallery, Dryden, N. Y.--This invention relates to downward discharge turbine water wheels; and it consists in the employment, in combination with a stationary chute case a...

It is estimated that at least 45 persons are killed annually by lightning in this country. The average number of deaths by lightning has been 22 in England, 9 in Switzerland, 3...

The apparatus herewith illustrated is devised to collect solar heat or other heat, store it up in a heat reservoir--a mass of iron or other suitable material--confine it in the...

There can be no question of the ability of Europeans to sustain themselves in the greater part of the interior-certainly on all the higher plateaus-nor of the possibility of bui...

A person might cross these marshes with impunity, who would set out on his journey an hour or two after sundown, and finish it an hour or two before sun-up, especially if he beg...

(16) F. M. M. asks: 1. How large must an engine be to run a boat 12½ feet wide, 75 feet long, drawing 4 feet of water, at the rate of 30 miles per hour, on a river or bay where...

Africa, carrying peace into 16 Air compressor, Bower's * 15 Alloy, new 18 American inventions. N.S.Wales 25 American Institute Exhibition 24 Answers to correspondents 27 Artesia...

Air, cooling, C. Pfanne 191,710 Apple parers, etc., W. M. Griscom 191,669,191,670 Ash sifter, G. W. & L. Demond 191,520 Bag holder. E. Woods 191,741 Baking pan, L. B. Foss 191,5...

19. MISCELLANEOUS INFORMATION.-Force of Expansion by Heat; Small Steam-boats, proper dimensions of Engines, Boilers, Propellers. Boats; Incubation, Temperature of; To Make Traci...

"Messrs. EMERSON, SMITH & Co. GENTS: We have been through four winters in frozen hemlock, cutting 20,000 feet of lumber per day with your Patent Planer Saw, averaging 75,000 fee...