Transactions of the Society Instituted at London for the Encouragement of Arts, Manufactures, and Commerce, Volumes 35-36 |
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Page 15
... steel ; the gold medal , or fifty guineas . Samples , not less than one hundred weight , with certificates that the whole quantity is of equal quality , to be produced to the Society on or before the first Tuesday in January , 1818 ...
... steel ; the gold medal , or fifty guineas . Samples , not less than one hundred weight , with certificates that the whole quantity is of equal quality , to be produced to the Society on or before the first Tuesday in January , 1818 ...
Page 22
... steel , being thrown into the air , and received with it into the lungs , occasion asthma , consumption , and other painful disorders ; the gold medal , or thirty guineas . A model of the apparatus , and a full account of the means by ...
... steel , being thrown into the air , and received with it into the lungs , occasion asthma , consumption , and other painful disorders ; the gold medal , or thirty guineas . A model of the apparatus , and a full account of the means by ...
Page 52
... steel bar , till it is of a fine red colour ; then let it fall out of the crucible into a pan of cold water , under a chimney , to avoid the disagreeable fumes that arise ; when settled at the bottom wash it in veral hot waters , and ...
... steel bar , till it is of a fine red colour ; then let it fall out of the crucible into a pan of cold water , under a chimney , to avoid the disagreeable fumes that arise ; when settled at the bottom wash it in veral hot waters , and ...
Page 55
... steel . A small piece of fire - brick is placed on the grate , for the crucibles to stand on , and the fuel should be charcoal and coke mixed , or charcoal alone . Flux , No. 1. red lead 8 parts by weight , * Calcined borax Flint powder ...
... steel . A small piece of fire - brick is placed on the grate , for the crucibles to stand on , and the fuel should be charcoal and coke mixed , or charcoal alone . Flux , No. 1. red lead 8 parts by weight , * Calcined borax Flint powder ...
Page 61
... stick to a piece of steel bar when it is warm , and may be drawn out ; and sometimes the blues are made in crucibles lined with flint powder as before mentioned . Place Place the acid and the tin in a large bason CHEMISTRY . 61.
... stick to a piece of steel bar when it is warm , and may be drawn out ; and sometimes the blues are made in crucibles lined with flint powder as before mentioned . Place Place the acid and the tin in a large bason CHEMISTRY . 61.
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acres AIKIN angles ARTHUR AIKIN artists axis Bank Notes Bank of England Bart Bees block Candidate centre Charles colour Committee common turnip Communication copper copy Covent Garden craniotomy diameter Ditto dividing plate drawing Earl Edward effect ellipsis Encouragement of Arts England Notes engraving equal expense forceps forged forgery frame A A George Gold Isis Medal Gold Medal greatest number greatest quantity groove Guineas hemp Henry High Holborn hive imitation improved inches instrument invention James John Joseph last Tuesday less lower radial bar machine Manufactures Members paper parallel pendulum person planted Pound Pound Pound pounds weight Premium or Bounty present preserved printing produced purpose quantity of land Richard Robert Samuel scale Secretary side Silver Isis Medal Silver Medal slider sliding Society's Repository specimen steel Strand superior thirty guineas Thomas tion tracer point Tuesday in February Tuesday in January vignette weight wheel William