London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Volume 4William Newton, Charles Frederick Partington W. Newton, 1822 - Industrial arts |
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Page 3
... effect of its operation , having , upon one occasion , formed part of a company of six , when a military officer and his servant cooked for us , in this portable kitchen , a very excellent and abundant meal of roast , baked , and boiled ...
... effect of its operation , having , upon one occasion , formed part of a company of six , when a military officer and his servant cooked for us , in this portable kitchen , a very excellent and abundant meal of roast , baked , and boiled ...
Page 4
... effect the attachment by successive diagonal stitches until the whole length of the strand is united .. There are various ways of performing the three ope rations of piercing the holes , drawing the lacings through , and measuring the ...
... effect the attachment by successive diagonal stitches until the whole length of the strand is united .. There are various ways of performing the three ope rations of piercing the holes , drawing the lacings through , and measuring the ...
Page 9
... effects above mentioned in the employ- ment of slag , scoria , or sand . He has also observed when the cast iron bottoms , or floors , of puddling fur- naces are covered with sand , slag , or scoria , that por- tions of the siliceous ...
... effects above mentioned in the employ- ment of slag , scoria , or sand . He has also observed when the cast iron bottoms , or floors , of puddling fur- naces are covered with sand , slag , or scoria , that por- tions of the siliceous ...
Page 10
... effects an important improvement in that department of the manufacture of iron commonly called puddling . " On a perusal of the specification of this patent we cannot avoid observing the manifest advantages which are to be obtained by a ...
... effects an important improvement in that department of the manufacture of iron commonly called puddling . " On a perusal of the specification of this patent we cannot avoid observing the manifest advantages which are to be obtained by a ...
Page 21
... effect of making the bottom of the worked ground hard and firm like a turnpike road . The con- tinued successive use of the plough , however , soon shewed the bad effect , in the diminished health and vigour of the trees . Fortunately ...
... effect of making the bottom of the worked ground hard and firm like a turnpike road . The con- tinued successive use of the plough , however , soon shewed the bad effect , in the diminished health and vigour of the trees . Fortunately ...
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1st Sat 2d Sat acid action advantage alpaco anchor animal annatto apparatus appears applied axle balance spring bars boat boiler bottom carbonic acid carriage chevaux-de-frise colour conj consists construction containing contrivance copper Coppermine River cylinder described Diff drawing rollers eclipsed effect employed engine engraving essential oil experiments feet fixed furnaces heat holes Holyhead improved inches Institution invention iron joints Journal of Arts June labour lamp leeches length lever London machine magnesia manual labour manufacture means ment metal method Middlesex mode months for inrolment muriate observations obtained operation passing patent Perigee piece pipe placed plate present produced proposed purpose quantity reservoir rollers ropes round screw shank shewn side Society specific gravity specification spring steam substance surface tallow temperature timber tion tube upper verdigris vessel vicuna volume wheel wick wrought iron
Popular passages
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Page 205 - ... of Florence : I perceive that your manner of working, and your designs, are rather those of a sculptor than a goldsmith ; now I have considerable undertakings in bronze, so that if you will go with me to England, I will at once make your fortune.
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Page 274 - ... if it make a slight impression, denoting some degree of malleability, the iron is of a good quality, provided it be uniform; if fragments fly off, and no sensible indentation be made, the iron will be hard and brittle.
Page 146 - ... repairs in the machinery ; and should the supply of corn, &c. at any time, fall off, it is not necessary that the labour of the prisoners should be suspended; nor can they be aware of the circumstance. The...
Page 280 - Fifty lithographic prints, illustrative of a tour in France, Switzerland, and Italy, during the years 1819, 20, and 21, from original drawings taken in Italy, the Alps, and the Pyrenees, by MARIANNE COLSTON, in octavo, are preparing for publication.
Page 263 - ... pounds, two hundred and thirty-two feet, in a minute ; and of working, on an average, eight hours per day. This is equivalent to the work of thirty-four men; twenty-five square feet of canvas performing the average work of a day-labourer.
Page 273 - N. down to hit. 69 deg. comprising an extent (reckoning the indentations and sinuosities observed) of about 800 miles ! The coast visited by Captain Scoresby is a continuation towards the North of that on which were planted the ancient colonies from Iceland, the fate of which is still veiled in such deep obscurity.
Page 268 - The poets tell us, that there is a pleasure in poetic pains, which only poets know. So it may, with truth, be said, there is a labour in the historian's researches, which only historians can know: days, nay weeks, are sometimes consumed in ascertaining a date, or verifying a fact. Mr. Partington appears to have spared no pains to render his work what he, doubtless, designed it to be, and which, in truth, it is, a fair epitome of what is known relative to that stupendous machine, the steam-engine,...
Page 157 - Is magnetism identical with electricity, or an independent agent, put into motion or activity by electricity ? Queries of this kind might be considerably multiplied, and stated in more precise and various forms : the solution of them, it must be allowed, is of the highest importance; and though some persons have undertaken to answer them in the most positive manner...