can adapt himself to any cir- be grown at such a height, for ice forms nearly every not crack as those made from other substitutes. This cumstance of life or meet any environment. Dr. Rich- month in the year, and the mercury in winter is exceed- interesting substitute for rubber is very dark brown… … the dry seed in two the end of 1887 A GREENHOUSE HEATED BT THE NATURAL HEAT OF A GEYSEE IN YELLOWSTONE PABK days and good sized 1,600,000 cine hona heads of lettuce were trees, mostly C. suc- gathered in from fifteen to eighteen days after Climatological Society, gives the results of his obser-…
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