Annual Report, Объемы 41-421873 |
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Стр. 58
... cylinders , which rams may be driven by a beam or a horizontal steam - engine , water - wheel , or other motor . The cylinders in which the rams work are in constant communication with a suitable accumulator , of small dimensions ; so ...
... cylinders , which rams may be driven by a beam or a horizontal steam - engine , water - wheel , or other motor . The cylinders in which the rams work are in constant communication with a suitable accumulator , of small dimensions ; so ...
Стр. 66
... cylinder , 11 feet stroke , equal beam , pumping 6,400 gallons of water per minute to a height of 175 feet , on 21 lbs . of coal per horse power per hour , working without the least shock , vibration , or noise , and this gigantic ...
... cylinder , 11 feet stroke , equal beam , pumping 6,400 gallons of water per minute to a height of 175 feet , on 21 lbs . of coal per horse power per hour , working without the least shock , vibration , or noise , and this gigantic ...
Стр. 68
... cylinder and pump may be added at a cheap rate , and a few hours stoppage of the engine should suffice to put them in place , if the design is properly arranged . QUICK AND SAMPSON'S PATENT PISTONS . - Numbers of these engines have in ...
... cylinder and pump may be added at a cheap rate , and a few hours stoppage of the engine should suffice to put them in place , if the design is properly arranged . QUICK AND SAMPSON'S PATENT PISTONS . - Numbers of these engines have in ...
Стр. 72
... cylinders , & c . , which are too often left totally or partially clothed , should be well protected from the contact of the surrounding air . It is utter folly to expend coals -- and consequently money - in communicating to water the ...
... cylinders , & c . , which are too often left totally or partially clothed , should be well protected from the contact of the surrounding air . It is utter folly to expend coals -- and consequently money - in communicating to water the ...
Стр. 86
... cylinders so that the two rods may be connected by chains and pulleys overhead ; this , no doubt , is simultaneous action , but is not so simple and efficient as the single rod engine as used in Cornwall . The rolling and unrolling an ...
... cylinders so that the two rods may be connected by chains and pulleys overhead ; this , no doubt , is simultaneous action , but is not so simple and efficient as the single rod engine as used in Cornwall . The rolling and unrolling an ...
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ADIT Alfred Fox apparatus Bodmin boiler Brea Hill bronze medal buddle Camborne Capt carbon Carn Brea Carn Brea Hill Chacewater coal Committee Condenser copper Cornish Cornwall Crofty crystals of felspar crystals of quartz cubic cylinder Dartmoor decomposed diameter DISTRICT ditto ditto ditto drawing elvan elvan course Exhibition Falmouth fathoms feet felspar felspathic Freeman Genn giants governor grained granite Grimspound Helston Illogan inches iron John judges killas Kynance Cove lode machine machinery Messrs mica miles miners mines Miss observations obtained patent Penryn Penzance pipe piston Plate Polytechnic porphyritic pressure prize produced pumping engine quantity quarried quartz quartzo-felspathic Redruth rock Rogers Royal sand schorl shaft shewn Society South Carn specimens speed stamps steam stone stuff surface TABLE Tregelles Truro tube valve velocity W. P. Dymond weight West Wheal Basset
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Стр. 24 - Allow me to thank you for the kind way in which you have listened to the remarks I have made, and to assure you how deeply I am with you on this occasion, both heart and soul.
Стр. 211 - Every person who shall wilfully admix, and every person who shall order any other person or persons to admix, with any article of food or drink, any injurious or poisonous ingredient or material to adulterate the same for sale...
Стр. 20 - Under what is technically called the long-wall system of working the coal, a difference of about 7° appears to exist between the temperature of the air and that of the strata at the working faces, and this difference increases 4 per cent.
Стр. 56 - ... and there we saw the giants, the sons of Anak, which come of the giants ; and we were in our own sight as grasshoppers, and so were we in their sight.
Стр. 211 - An act to amend the law for the Prevention of Adulteration of Food and Drink, and of Drugs.
Стр. 181 - Photographic copies in bichromated gelatine, from delicate line engravings, have been thus faithfully reproduced on glass. In photographic pictures in gelatine, taken from nature, the lights and shadows produce films of gelatine of different degrees of thickness. A carefully regulated sand-blast will act upon the glass beneath these films more or less powerfully in proportion to the thickness of the films, and the half-tones or gradations of light and shade are thus produced on the glass. If we apply...