Items

Items

• 

  [CK602AAZ], Letter from Robert Carr Lanphier, Sangamo Electric Co to Thomas Alva Edison, May 14th, 1912

  1912-05-14
• 

  [CK602ABD], Letter from Robert Carr Lanphier, Sangamo Electric Co to Edison Storage Battery Co, July 29th, 1912

  1912-07-29
• 

  [CK602ABF], Letter from Sangamo Electric Co, Robert Carr Lanphier to Isidor (Jerry) Chesler, August 12th, 1912

  1912-08-12
• 

  [CK602ABH], Letter from Robert Carr Lanphier, Sangamo Electric Co to Isidor (Jerry) Chesler, October 21st, 1912

  1912-10-21