The Mechanics' Magazine and Journal of Engineering, Agricultural Machinery, Manufactures and Shipbuilding, 94. köideRobertson, Brooman, & Company, 1871 |
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Page 137
IMPROVEMENTS IN MASTHEAD LIGHTS . HE regulations made by the Board of Trade Tregarding masthead lights provide that the masthead light of a vessel shall be visible at what is technically termed two points abaft the beam of every vessel ...
IMPROVEMENTS IN MASTHEAD LIGHTS . HE regulations made by the Board of Trade Tregarding masthead lights provide that the masthead light of a vessel shall be visible at what is technically termed two points abaft the beam of every vessel ...
Page 281
... light on a film of bichromate of potash and gelatine ; light closes up the pores of the film and enables it to be used as a lithographic stone , for where the light has acted the skin will take greasy ink , and where it has not acted it ...
... light on a film of bichromate of potash and gelatine ; light closes up the pores of the film and enables it to be used as a lithographic stone , for where the light has acted the skin will take greasy ink , and where it has not acted it ...
Page 282
... light , and learnt in very early times , but before the knowledge long roll of thunder ; the roll of thunder must , how- thereby converting it into heat , is immersed in of the nature of sound could progress to any great ever , be in ...
... light , and learnt in very early times , but before the knowledge long roll of thunder ; the roll of thunder must , how- thereby converting it into heat , is immersed in of the nature of sound could progress to any great ever , be in ...
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2deg abandoned acid ammonia angle apparatus application arranged August 12 bars Birmingham boiler bolt bottom breech-loading Brunel carriage carried cause centre chamber chlorine coal colour committee connected consists construction copper cylinder Dated August Dated July Dated June diameter effect employed engine fire fitted fixed frame furnace heat horizontal hydrometer Improvements invention inventor iron July 20 June 27 Lancashire lever liquid Liverpool London machine machinery Manchester manganese manufacture material matter means MECHANICS ments Messrs metal motion naval Navy nitric acid obtained officers ordinary pass Patent completed pipe piston plate present pressure pump purpose quantity rail railway rollers Royal Royal Arsenal screw sewage shaft ships side sliding specific gravity spindle Staffordshire steam steam engine steel substances suitable supply surface temperature tion tons trade train tube valve vessel W. R. Lake weight wheel wire zinc