 | 1837 - 970 pages
...that it is to be hoped that no pound will in future be declared a legal standard unless these elements (the knowledge of which is indispensable even for...previously determined with the greatest possible precision. Besides the account of these numerous weighings, which are stated in detail, Professor Schumacher has... | |
 | Royal Society (Great Britain) - 1837 - 538 pages
...declared a legal standard unless these elements (the knowledge of which is indispensable even fora single comparison with a good balance) are previously determined with the greatest possible precision. Besides the account of these numerous weighings, which are stated in detail, Professor Schumacher has... | |
 | Royal Society (Great Britain) - 1837 - 554 pages
...declared a legal standard unless these elements (the knowledge of which is indispensable even fora single comparison with a good balance) are previously determined with the greatest possible precision. Besides the account of these numerous weighings, which arc stated in detail, Professor Schumacher has... | |
 | Royal Society of South Australia - 1885 - 772 pages
...this. Professor Schumacher in his paper on " The Comparison of the late Imperial Standard Pound Weight with a Platina Copy of the Same and with Other Standards...standards, their density must be determined by means of the stereometer, invented by M. Say, and used by Professor Miller. It is described as follows : — " It... | |
 | 1837 - 534 pages
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 | 1837 - 450 pages
...that it is to be hoped that no pound will in future be declared a legal standard unless these elements (the knowledge of which is indispensable even for...previously determined with the greatest possible precision. Besides the account of these numerous weighings, which are stated in detail, Professor Schumacher has... | |
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... its specific gravity and expansion not being known. And, he adds, that it is to be hoped that no pound will in future be declared a legal standard unless these elements (the knowledge of which is indispensable even for a single comparison with a good... 