Items

Items

• 

  [E1740AV], Letter from Henry Augustus Altengarten to William Henry Meadowcroft, May 26th, 1917

  1917-05-26
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  [E1802AS], Letter from D R Russell to Thomas Alva Edison, November 6th, 1918

  1918-11-06
• No image

  [NB260039], Technical Note, Zachariah Power Halpin, May 8th, 1913

  1913-05-08