Items
Items
Creator is exactly
Powers-Weightman-Rosengarten
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[E1518IDA], Letter from Powers-Weightman-Rosengarten to Thomas Alva Edison, September 25th, 1915
1915-09-25 -
[E1518KBA], Letter from Powers-Weightman-Rosengarten to William Henry Meadowcroft, November 15th, 1915
1915-11-15 -
[E1616BAH], Letter from Powers-Weightman-Rosengarten to West Orange Laboratory, February 1st, 1916
1916-02-01 -
[X501A14], Letter from Powers-Weightman-Rosengarten to Edison Storage Battery Co, Thomas Alva Edison, October 20th, 1924
1924-10-20