 | 1884 - 1442 Seiten
...resemble those of Tomitherium. — ED Cope. , THE MINERAL PRODUCTS OF THE UNITED STATES FOR 1882-3. — It is impossible to state the total mineral product...different stages of production or transportation, etc. Theoretically perfect statistics of mineral products would include first of all the actual net... | |
 | United States. Bureau of Mines - 1883 - 848 Seiten
...are known to have been mined in 1882 or in the first half of 1883: Carbons, cryolite, rotteustone. wolfram. Totals. — It is impossible to state the...different stages of production or transportation, etc. Theoretically perfect statistics of mineral products would include first of all the actual net... | |
 | 1886 - 540 Seiten
...the value of a finished product like brick (in which the cost of manufacture is the leading item), cannot well be taken as items in a general summary....different stages of production or transportation, etc. Theoretically perfect statistics of mineral products would include, first of all, the actual net... | |
 | California State Mining Bureau - 1886 - 398 Seiten
...in the last report in regard to the total mineral product require little change for the year 1885. The statistics have been compiled with a view to giving...usual in the several branches of trade statistics. Comparing the totals given since 1882, a continuous decrease in value is noted in 1883 and 1884, being... | |
 | 1886 - 728 Seiten
...in the last report in regard to the total mineral product require little change fof the year 1885. The statistics have been compiled with a view to giving information on those point* which are of most interest and utility, and are presented in the form usual in the several branches... | |
 | United States. Bureau of Mines - 1886 - 600 Seiten
...in the last report in regard to the total mineral product require little change for the year 1885. The statistics have been compiled with a view to giving...usual in the several branches of trade statistics. Comparing the totals given since 1882, a continuous decrease in value is noted in 1883 and 1884, being... | |
 | 1883 - 528 Seiten
...following-named substances was insignificant : Apatite, arsenic, bismuth, infusorial earth, iridium, lithographic stone, nitrate of soda, ozocerite, platinum,...different stages of production or transportation, etc. Theoretically perfect statistics of mineral products would include, first of all, the actual net... | |
 | United States. Bureau of Mines - 1885 - 1050 Seiten
...and the value of a finished product like brick (in which the cost of manufacture is the leading item) cannot well be taken as items in a general summary....statistics. The result is that the values stated for the dinerent products are necessarily taken at different stages of production or transportation, etc. Theoretically... | |
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It is evident that the production statistics of such incongruous substances as iron ore, metallic gold and silver ; the spot value of coal mined and the market value of metallic copper after having been transported hundreds of miles; the spot value of... 