Items
Creator is exactly
Smith, Philip Sidney
-
[E1616DAL], Letter from U.S. Geological Survey, Philip Sidney Smith to Thomas Alva Edison, April 8th, 1916
1916-04-08 -
[MF48BH], Letter from U.S. Geological Survey, Philip Sidney Smith to Thomas Alva Edison, March 19th, 1919
1919-03-19