Chapter

 1 IX    |              was taking to Rejkiavik coal, household goods, earthenware,
 2 XX    |               and found we were in a coal formation.~“A coal mine!”
 3 XX    |              in a coal formation.~“A coal mine!” I cried.~“A mine
 4 XX    |       gallery driven through beds of coal was never pierced by the
 5 XX    |          diverse phases. The beds of coal were separated by strata
 6 XX    |            counted by thousands.~The coal measures owe their origin
 7 XX    |          would be the use as long as coal is yet spread far and wide
 8 XX    |           This excursion through the coal mine lasted till night.
 9 XXI   |            up of lavas, schists, and coal, we have not met with a
10 XXIV  |              Newcastle are there not coal mines extending far under
11 XXX   |             sigillaria, found in our coal mines; tree ferns, as tall
12 XXXI  |      surturbrand, a variety of brown coal or lignite, found chiefly
13 XXXIII| ichthyosaurus glowing like a red-hot coal, and as large as a man’s