John Henry Alexander
scientist, businessman
primaryTopic
John Henry Alexander
scientist, businessman
has abstract
John Henry Alexander (1812–Mar ...... in 1827 at the age of fifteen.
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743,284,093
description
scientist, businessman
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subject
comment
John Henry Alexander (1812–Mar ...... in 1827 at the age of fifteen.
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label
John Henry Alexander
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wasDerivedFrom
gender
male
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givenName
John
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isPrimaryTopicOf
name
John Henry Alexander
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