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PUBLIC LIBRARY.

ASTOR, LENOX AND TIL EN FOUNDATIONS.

HE NEW YORK IUBLIC LIBRARY

ASTOR, LENOX AND
TILDEN FOUNDATIONS.

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Winding Partitions between the Air Chambers of Ammonites Giganteus.

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1.Nautilus Hexagonus. 2.Ammonites Excavatus

3.Ammonites Catena. 4.5.6.Ammonites Varicosus. 5.6.Fragments of fig.4. 7. Ammonites Variocostatus.

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PUBLIC LIBRARY

ASTOR, LENOX AND
TILDEN FOUNDATIONS.

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