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mar 20, 1840 - James Blythe Rogers moves to Philly, assistant to brother Henry, state geologiist

Description:

Dr. Rogers now, 1840, removed to Philadelphia and be-
came an assistant to his brother Henry, w

Added to timeline:

Bartram Barton

7 Aug 2018

0

0

916

Date:

mar 20, 1840

Now

~ 186 years ago

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