...I fellasleep on the steamer one day, and woke up in ten minutes to hearhim droning yet, "And the yield of platinum per ton was certifiedto be—" I forget how many pounds, or ounces, or pennyweights... 
Grant Allen 「An African Millionaire」
...Another and more quickly appliedcoating consists of, bi-chloride of platinum, 1 part dissolved in 10parts of distilled water, and applied either by a brush or sponge...
William N. Brown 「Handbook on Japanning: 2nd Edition」
...Solution of Chloride of Gold and Platinum...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...With respect to chloride of platinum, 4 grains must be dissolved in 3quarts of distilled water; these two solutions are mixed in equalquantities...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...The negativepole should be a slip of platinum...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
..."One of the commonest instances ofthe use of a catalyst is the use ofsponge platinum in the manufacture ofsulphuric acid...
Various 「Astounding Stories of Super-Science February 1930」
...While there are a numberof other catalysts known, for instanceiron in reactions in which metallic magnesiumis concerned, the commonestare the metals of the platinum group...
Various 「Astounding Stories of Super-Science February 1930」
..."The misty appearance inside and underneath it is given bythousands upon thousands of minute platinum wires...
Various 「Astounding Stories of Super-Science, November, 1930」
...He wore a white and purple robe; uponhis breast was a huge platinum ornament,a device like a star and cross entwined...
Various 「Astounding Stories of Super-Science, March 1930」
...The pressure actionon the filaments of platinum, and several compositions I have no timeto explain now, causes heat...
Various 「Astounding Stories of Super-Science, June, 1930」
...It was a treasured thing, this locket of platinum on itsthin and lacy chain; it had been his mother's, and he thought of hernow as he opened the clasp to show his own face framed within theoval...
Various 「Astounding Stories of Super-Science, June, 1930」
...There are small percentages of platinum,iridium, and other elements, but it is more than nine-tenths puresilver...
Various 「Astounding Stories of Super-Science, August 1930」
...At the wide arc of the egg-shaped tube was a concave platinum cathode,at the narrow arc a nib of some sort, ending in a socket...
Various 「Astounding Stories of Super-Science, August 1930」
...He saw neat stacks of gold ingots, new, freshly smelted; bars ofsilver-white iridium, of argent platinum, of blue-white osmium...
John Stewart Williamson 「Salvage in Space」
...The fact that its massive gold and itsscrollwork of inlaid platinum were worth a fortune meant nothing to himthen...
Charles Willard Diffin 「The Finding of Haldgren」
...The peculiar circumstances you refer to werethat you caught him stealing platinum...
Sterner St. Paul Meek 「The Solar Magnet」
...Thetemperature of the melting platinum wire could hardly be surpassed inthe most elaborate furnaces, but it does not attain the temperature ofthe sun...
Robert Stawell Ball 「The Story of the Heavens」
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