Show find new evidences of coal formation evidence that coal was formed at the bot bottoms of 0 ancient lakes and not in vast stomps or bogs as commonly supposed bup posed Is advanced by prof fret E C jeffrey of harvard university in an article in science professor jeffreys studies were 1 I ere conducted on coals from rom geological formations of t tertiary age which Is much more recent than the source of most of the coal in this country but which supplies remains of plants more like those growing today and hence more significant to the botanist as far as their habits are concerned earlier studies of similar coals had bad disclosed wood structures which werl wera taken to be of cyl cy presses e and since cy presses are swamp trees tree this was taken ag a evidence for the clAss classical leal theory of coal formation professor Iro fessor jeffreys investigations however have abon shown that these supposed cypress like ilke woods were really from redwoods and similar trees that normally grow brow on well drici tied upland oils and deser in swamps ills conclusion clu cl slon therefore Is that these coal beds are the remains of great masses of waterlogged water logged vegetation washed down front from the hie hills by rivers and deposited in the hie bottoms of huge lakes |