Items
recipient is exactly
Day, David Talbot
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[LB020245B], Letter from Thomas Alva Edison to U.S. Geological Survey, David Talbot Day, April 20th, 1885 1885-04-20 -
[LB067005], Letter from Thomas Alva Edison to U.S. Geological Survey, David Talbot Day, September 9th, 1901 1901-09-09