| 1908 - 712 Seiten
...Tertiary lignite of Cook Inlet, Alaska, manj" of the beds being from 4 to 6 ft. thick, as : ". . . hardly more than a compressed mass of carbonized wood,...length. Stumps 1 foot to 2 feet in diameter are common . . . Indeed, in some of the local bogs resting upon the coal measures there are stems and other woody... | |
| 1908 - 1244 Seiten
...to 6 ft. thicl ". . . hardly more than a compressed mass of carbonized wood, il possible to pull op from the back of a seam slivers from a few inches to 3 length. Stumps 1 foot to 2 feet in diameter are common . . . Indeed, i of the local bogs resting upon... | |
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