sure the correctness of the standard temperature, for a mistake of 0°1°, causes an Some issues back, we published an engraving and descrip- error in the 5th decimal, making 100000 parts 100001°4 parts. tion of the Hayes steam reaper, an agricultural invention of ‘‘A peculiar feature of my… … tact with the elements. A current is established which heats by touching the point, a, with a litcle roll of filter paper. V. Cummings, of Geneseo, Henry county, Illinois, who has the platinum by which the gas is lit. On returning the de- lately forwarded to us the facts, embodied in the following…
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