Scientific American Supplement, No. 508, September 26, 1885 eBook

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Start of eBook	1
PERMEABILITY OF SAND ROCK.	1
THE GROTTO OF GARGAS.	2
DEEP SHAFTS AND DEEP MINING.	6
REMARKABLE WELLS AND CAVERNS.	10
THE CABBAGE BUTTERFLY.	13
THE PEACOCK BUTTERFLY.	15
THE BHOTAN CYPRESS.	15
THE PITCHER PLANT.	17
WHAT IS A PLANT?	19
CAMELLIAS.	19
ARISAEMA FIMBRIATUM.	22
STRIKING A LIGHT.	23
EXPERIMENTS IN MEMORY.	24
SINKING OF THE QUIEVRECHAIN WORKING SHAFT.	26
ON THE ELEMENTARY PRINCIPLES OF THE GAS-ENGINE.[1]	31
M. MEIZEL’S RECIPROCATING EXHAUSTER.	45
AUTOMATIC SIPHON FOR IRRIGATION.	46
ASSAY OF EARTHENWARE GLAZE.	48
	48
THE COWLES ELECTRIC SMELTING PROCESS.	52
OPTICAL TELEGRAPHY.[1]	55
OPTICAL TELEGRAPHY BY MEANS OF PROJECTORS.	57
USE OF THE PROJECTOR IN OPTICAL TELEGRAPHY.	57
CAPT. GAUMET’S OPTICAL TELEGRAPH.	58
OPTICAL SIGNALING BETWEEN BODIES OF TROOPS.	59
OPTICAL TELEGRAPHY BY LUMINOUS BALLOONS.	59
OPTICAL TELEGRAPHY IN THE MARINE.	59
A NEW STYLE OF SUBMARINE TELEGRAPH.	60
A NEW CIRCUIT CUTTER.	62
NEW MICRO-TELEPHONIC APPARATUS.	63
MESSRS. KAPP AND CROMPTON’S MEASURING INSTRUMENTS.	65
THE CHEMICAL ACTION OF LIGHT.	66
EUTEXIA.[1]	67
I. CRYOHYDRATES.	68
II. EUTECTIC SALT ALLOYS.[4]	69
III. EUTECTIC METALLIC ALLOYS.	70
CHINOLINE.	72
METHOD FOR RAPID ESTIMATION OF UREA.	73
	74
PATENTS.	74

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Scientific American Supplement, No. 508, September 26, 1885 from Project Gutenberg. Public domain.