Items
Relation is exactly
Frank, Leo Max
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[E1567AF], Letter from Frank K Dolbeer to Thomas Alva Edison, May 27th, 1915 1915-05-27 -
[LB104426], Letter from Thomas Alva Edison to Frank K Dolbeer, May 29th, 1915 1915-05-29
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[LB104440], Letter from Thomas Alva Edison to John Marshall Slaton, May 29th, 1915 1915-05-29
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[SB512152B1], Interview, Thomas Alva Edison, August 23rd, 1915 1915-08-23