. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. Fig. 542. Carboniferous rain-prints •with worm-tracks (a, &) on green shale, from Cape Breton, Nova Scotia, Natural size. Fig. 543. Casts of rain-prints on a portion of the same slab, fig. 542, seen on the under side of an incumbent layer of arenaceous shale. Natural size. The arrow represents the supposed direction of the shower. Fig. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability
. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. Fig. 542. Carboniferous rain-prints •with worm-tracks (a, &) on green shale, from Cape Breton, Nova Scotia, Natural size. Fig. 543. Casts of rain-prints on a portion of the same slab, fig. 542, seen on the under side of an incumbent layer of arenaceous shale. Natural size. The arrow represents the supposed direction of the shower. Fig. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lyell, Charles, Sir, 1797-1875. New York, D. Appleton and co.
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectgeology, bookyear1868
