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Silica
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institutions
Preston Historical Society (2)
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has media
Has media (1)
Does not have media (1)
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departments
Documents (2)
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dates
1960s (2)
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Places
Lantern Hill (1)
Ledyard Center (1)
Preston (1)
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Classification
mining (1)
school districts (1)
silica (mineral) (1)
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Subjects
Episcopal Church (1)
Factories (1)
Groton Heights, Battle of, Conn., 1781 (1)
Indian reservations (1)
Mining corporations (1)
Pequot Indians (1)
Sawmills (1)
School districts (1)
Silica (2)
United States--History--War of 1812 (1)
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