Mowry, William Augustus, 1829-1917, Mowry, Arthur May, 1862- joint author · New York, Boston [etc.] Silver, Burdett and company · leaf 45
s way, madam, I can showyou the whole of a tree-trunk in the coal. The children eagerly crowded around as the miner showedthe fossilized trunk of a tree still standing just as it grew,with its roots in the seat-stone and its top in the sandstoneabove the coal—for here the layer of coal was several… … IN A COAL MINE. HEAT—FUEL. 43 that I have found something, Miss Turner; wont you pleasesee? She led the way to a trunk which showed the variousstages in the process of change. One end was still almostlike wood, the middle part was a very soft brown coal, whilethe other end was true coal. That helps…
Inventions
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