Cyclopadic Science SimplifiedF. Warne and Company, 1869 - 685 pages |
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Page 270
... gold leaf pasted to another card ; and , as the electrical discharge would act unequally upon the gold if merely conveyed through the brass balls of the dis- charger , it is usual to paste a slip of tinfoil on the opposite edge of the gold ...
... gold leaf pasted to another card ; and , as the electrical discharge would act unequally upon the gold if merely conveyed through the brass balls of the dis- charger , it is usual to paste a slip of tinfoil on the opposite edge of the gold ...
Page 652
... Gold . In a little work entitled " Hints to Purchasers of Jewellery , " Mr. Streeter has done good service to the public by stating plainly the relative value of the different qualities of gold , and it is from this work the following ...
... Gold . In a little work entitled " Hints to Purchasers of Jewellery , " Mr. Streeter has done good service to the public by stating plainly the relative value of the different qualities of gold , and it is from this work the following ...
Page 656
... gold is worth 3 17 10 per oz . 18 8 - carat gold is worth I 6 L 3. d . 8 3 per oz . I I 2 99 29 99 " " " " 4 99 22 O 14 2 " 9 14 2 99 99 9 6 2 99 29 " " 0 7 I IO " " ,, I 15 , 44 I 99 " " O 3 6 " 9 I 11 10 99 9 " " " Until the reign of ...
... gold is worth 3 17 10 per oz . 18 8 - carat gold is worth I 6 L 3. d . 8 3 per oz . I I 2 99 29 99 " " " " 4 99 22 O 14 2 " 9 14 2 99 99 9 6 2 99 29 " " 0 7 I IO " " ,, I 15 , 44 I 99 " " O 3 6 " 9 I 11 10 99 9 " " " Until the reign of ...
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angle apparatus appear arrangement Atomic weight atoms ball battery bismuth body boiling brass called carbon cause charcoal charge chemical chloride circuit coating coil colour condensing conductor connected containing copper crystal cylinder decomposed diameter direction disc discharge effect electric current electrical machine electro-magnet electroscope engine equal experiments flame fluid force galvanometer gases glass gold gun cotton heat hydrogen inch instrument insulated iodine iron latter length lens Leyden jar light lines liquid magnetic mercury metal mirror motion needle nitric acid obtained oxide oxygen paper particles pass phosphorus piece piston placed plate platinum polarized pole position pressure prism produced quantity rays refraction resistance salt screw shown side silver sodium solid solution sound spark specific gravity spectrum steam substance sulphate sulphuric acid surface temperature thermometer tion tourmaline tricity tube vapour velocity vessel vibrations voltaic weight wheel whilst wire zinc