Items
recipient is exactly
Powers-Weightman-Rosengarten
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[E1518IDB], Letter from Thomas Alva Edison to Powers-Weightman-Rosengarten, October 9th, 1915
1915-10-09 -
[E1518IDB1], Letter from William Henry Meadowcroft to Powers-Weightman-Rosengarten, October 21st, 1915
1915-10-21 -
[E1518KBO], Letter from William Henry Meadowcroft to Powers-Weightman-Rosengarten, November 18th, 1915
1915-11-18 -
[E1616BAQ], Letter from West Orange Laboratory to Powers-Weightman-Rosengarten, February 5th, 1916
1916-02-05 -
[X501A16], Letter from Charles Francis Hunter to Powers-Weightman-Rosengarten, November 8th, 1924
1924-11-08