Annual report of the United States Geological Survey to the Secretary of the Interior . DALL ] ALEXANDER ARCHIPELAGO. even mild shocks, were not uncommon there. This fact might have abearing on the prosecution of mining- in the district thus affected. Nearly all the lowlands surrounding the ramifications of KootznahooInlet are underlain by the sandstones and shales of the Kenai forma-tion, and coal seams are of frequent occurrence. Our observations werelimited to those upon which some work of exploration or prospectinghad been done, nearly all of which are near the shores of the diff
Annual report of the United States Geological Survey to the Secretary of the Interior . DALL ] ALEXANDER ARCHIPELAGO. even mild shocks, were not uncommon there. This fact might have abearing on the prosecution of mining- in the district thus affected. Nearly all the lowlands surrounding the ramifications of KootznahooInlet are underlain by the sandstones and shales of the Kenai forma-tion, and coal seams are of frequent occurrence. Our observations werelimited to those upon which some work of exploration or prospectinghad been done, nearly all of which are near the shores of the different locations are known by the names of the persons who haveendeavored to explore them, and will be so referred to in this were indebted to Captain Moore, of the Coast Survey steamerPatterson, whose staff was engaged in surveying the inlet, for trans-portation by steam launch to the various outcrops, and to and McCluskey, of Killisnoo, for services in guiding us tovarious places where exploration of the coal seams had been attempted. The discover}7 of th
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