Scientific American Supplement, No. 492, June 6, 1885 eBook

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Start of eBook	1
II. TECHNOLOGY.—Improved Plaiting Machine.—With engraving.	1
	1
VI. NATURAL HISTORY.—Winter and the Insects.—An engraving.	1
NEW SPANISH ARTILLERY.	1
QUALITATIVE TESTS FOR STEEL RAILS.	2
A NEW FORM OF SMALL BESSEMER PLANT.	3
TRIPLE COMPOUND ENGINES.	4
EARLY HISTORY OF THE STEAM JACK.	8
COPY OF PATENT.	9
BRIDGE AT VERONA.	10
PUMPING MACHINERY.	11
DIRECT ACTING STEAM PUMPS.	15
IMPROVED GUN PRESSURE GAUGE.	15
IMPROVED PLAITING MACHINE.	17
SELF-ACTING SHUTTLE GUARD.	19
RULER AND TRIANGLE FOR HATCHING.	20
THE DISTILLATION OF SEA WATER.	20
AIDS TO CORRECT EXPOSURE ON PHOTOGRAPHIC PLATES.	23
ISOCHROMATIC PHOTOGRAPHY.	28
DISTORTION FROM EXPANSION OF THE PAPER IN PHOTOGRAPHY.	32
MEASURING THE THICKNESS OF BOILER PLATES.	35
	35
ON THE FRITTS SELENIUM CELLS AND BATTERIES.	36
ELECTRICITY APPLIED TO THE MANUFACTURE OF VARNISH.	45
NAGLO BROTHERS’ TELEPHONE SYSTEM.	47
THE GERARD ELECTRIC LAMP.	48
A NEW REFLECTING GALVANOMETER.	49
HISTOLOGICAL METHODS.	51
LIFE HISTORY OF A NEW SEPTIC ORGANISM.	55
WINTER AND THE INSECTS.	57
SILK WORM EGGS.	59
DETERMINING THE MEAN DENSITY OF THE EARTH.	61
PHYSICS WITHOUT APPARATUS.	61
THE CASINO AT MONTE CARLO.	62
ON AN EXPRESS ENGINE.	63
ERYTHROXYLON.	67
COCA.	67
THE MELLOCO.	73
PATENTS.	75

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Scientific American Supplement, No. 492, June 6, 1885 from Project Gutenberg. Public domain.