Items

Items

• 

  [E1930AE], Letter from Walter Seeley Mallory to William Henry Meadowcroft, January 23rd, 1919

  1919-01-23
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  [E1947AH], Letter from Walter Seeley Mallory to William Henry Meadowcroft, February 6th, 1919

  1919-02-06
• 

  [E1947AI], Letter from William Henry Meadowcroft to Walter Seeley Mallory, February 11th, 1919

  1919-02-11
• 

  [PT5045], Patent Application, Thomas Alva Edison, February 23rd, 1912

  1912-02-23