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Significant historical Pennsylvania newspapers

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  3. February 01, 1899
  4. Image 32

The Free lance. (State College, Pa.) 1887-1904, February 01, 1899, Image 32

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    of the typical coals of the State and of several western
the different types of combustion calorimeters with their
ical value as determined by chemical analysis, together
comparison of the calorimeters used.
1. Hayes—The problem of operating a given lead-silver
n Colorado, with an estimate of the cost of equipment and
. Rex—The problem of the development of a given lead-
Montana.