 | 1902 - 1058 páginas
...multiplied themselves almost tenfold. Of the generous co-operation which has made this result possible, this is not the place to speak in detail. It is sufficient to record the fact. While the plan has been from the first that of the collector, in the execution of... | |
 | 1901 - 1162 páginas
...multiplied themselves almost tenfold. Of the generous co-operation which has made this result possible, this is not the place to speak in detail. It is sufficient to record the fact. While the plan has been from the first that of the collector, in the execution of... | |
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... results of the studies which had been made up to date. From that day to this the growth has been steady and rapid, each year adding its contribution, till the 270 instruments first presented have multiplied themselves almost tenfold. Of the generous... 