Cenozoic fossil mollusks from western Pacific islands; gastropods (Eratoidae through Harpidae)
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Professional Paper↗
Geology topics
Harry Stephen Ladd
Publications and source records attributed to Harry Stephen Ladd.
Cenozoic fossil mollusks from western Pacific Islands; gastropods (Turritellidae through Strombidae)
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Professional Paper↗
Deep drilling on Midway atoll
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Professional Paper↗
Chitons and gastropods (Haliotidae through Adeorbidae) from the western Pacific Islands
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Professional Paper↗
Manganese deposits of the Sweet Springs district, West Virginia and Virginia
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Bulletin↗
Manganese deposits of the Flat Top and Round Mountain districts, Bland and Giles Counties, Virginia
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Bulletin↗