Workshop Receipts ...E. & F. N. Spon, 1883 |
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Página 9
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . Copper , 50 lbs ...
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . Copper , 50 lbs ...
Página 11
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . - Copper , 50 ...
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . - Copper , 50 ...
Página 14
... polish- ing is effected by friction with whiting and water , and finally with a little olive oil laid on and well rubbed with a piece of flannel , until the polish is com- plete . In this process the amber becomes hot and highly ...
... polish- ing is effected by friction with whiting and water , and finally with a little olive oil laid on and well rubbed with a piece of flannel , until the polish is com- plete . In this process the amber becomes hot and highly ...
Página 19
... polish , and is fit for lacquering . The brass must be made slightly warmer than for lacquering only . A little practice will enable the operator to bronze and lacquer with once heating . The colour , black or green , varies with the ...
... polish , and is fit for lacquering . The brass must be made slightly warmer than for lacquering only . A little practice will enable the operator to bronze and lacquer with once heating . The colour , black or green , varies with the ...
Página 19
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . Copper , 50 ĺbs ...
... polish . Does not corrode readily , and for many pur- poses is an excellent substitute for gold . When tarnished , its brilliancy can be restored by a little acidulated water . German Silver , First Quality for Casting . Copper , 50 ĺbs ...
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allowed alum ammonia antimony applied bath blue boiling borax bottle brass brush burnished calcined carbonate chloride clean cloth coat cold collodion colour cool copper covered cyanide deposit diluted dipped dissolved dried edge filter fire fustic gallons gelatine gilding glass glaze glue gold grains ground gutta-percha heat hydrochloric acid immersed inch iron leather lime linseed oil liquid liquor litharge logwood marble melted mercury metal mixed mixture mould nitrate nitrate of silver nitric acid oxide paint paper pearlash piece pint plate polish potash powder precipitate prepared pure quantity removed sal ammoniac salt seed-lac shellac soap soda soft solder solution spirits of wine stirring stone sufficient sulphate sulphuric acid surface thick thin tint tion turpentine varnish vessel warm wash white-lead wire wood yellow zinc
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