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551 Miller (Willet Gr.). Iron ores of Nipissing district [Ontario]. 
Ontario Bureau of Mines, Rept. for 1901, pp. 160-180, pis. 21-24, 2 
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Describes the physiography of the region and the occurrence and 
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552 The iron ore fields of Ontario. 
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553 Miller (W. W. jr.,. Analysis of emery from Virginia. 
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554: Examination of sandstone from Augusta County, Virginia. 
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555 Analysis of smithsonite from Arkansas. 
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556 Montgomery (Thomas II.). Missing links. 
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557 Morganroth (L. C). The eaves of Huntington County Pennsyl- 
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560 Nason (Frank L.). On the presence of a limestone conglomerate 
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561 The geological relations and the age of the St. Joseph and 
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Am. Jour. Sci., 4th ser., vol. 12, pp. 358-361, 1901. 
Describes occurrence of a conglomerate between the two formations 
and gives a columnar section. 
