Items

• [CK914AAJ], Letter from Frederick Bachman to Carl Hillis Wilson, February 7th, 1917
  1917-02-07
• [CK914AAO], Letter from Frederick Bachman to Carl Hillis Wilson, March 30th, 1917
  1917-03-30
• [CK914AAU], Letter from Frederick Bachman to Harry Frederick Miller, April 24th, 1917
  1917-04-24
• [E1362AB], Letter from Frederick Bachman to Thomas Alva Edison, June 27th, 1913
  1913-06-27
• [E1461AB], Letter from Frederick Bachman to Walter Seeley Mallory, March 24th, 1914
  1914-03-24
• [E1467AC1], Letter from Frederick Bachman to Thomas Alva Edison, April 20th, 1914
  1914-04-20
• [E1557AS], Letter from Frederick Bachman to Thomas Alva Edison, December 15th, 1915
  1915-12-15
• [E1561AB], Letter from Frederick Bachman to Harry Frederick Miller, May 4th, 1915
  1915-05-04
• [E1563AA2], Letter from Frederick Bachman to Thomas Alva Edison, January 23rd, 1915
  1915-01-23
• [E1565FL], Letter from Frederick Bachman to Thomas Alva Edison, April 28th, 1915
  1915-04-28
• [E1578BF], Letter from Frederick Bachman to Thomas Alva Edison, December 20th, 1915
  1915-12-20
• [E1770DJ], Letter from Frederick Bachman to William Henry Meadowcroft, May 3rd, 1917
  1917-05-03
• [PT032AGX1], Letter from Frederick Bachman to Frank Lewis Dyer, November 28th, 1911
  1911-11-28
• [PT032AHL2], Letter from Frederick Bachman to Herman E Kiefer, November 8th, 1911
  1911-11-08
• [PT032AIF2], Letter from Frederick Bachman to Frank Lewis Dyer, September 3rd, 1912
  1912-09-03
• [PT032AJB2], Technical Note, Frederick Bachman, May 20th, 1911
  1911-05-20
• [PT032AJF2], Letter from Frederick Bachman to Frank Lewis Dyer, November 28th, 1911
  1911-11-28
• [PT032AJS3], Letter from Frederick Bachman to Frank Lewis Dyer, November 3rd, 1911
  1911-11-03
• [PT5051B], Letter from Frederick Bachman to Thomas Alva Edison, June 20th, 1917
  1917-06-20
• [PT5057E], Letter from Frederick Bachman to Harry Frederick Miller, June 28th, 1916
  1916-06-28
• [PT5057G], Letter from Frederick Bachman to Thomas Alva Edison, September 15th, 1916
  1916-09-15
• [PT5058B], Memorandum, Frederick Bachman, July 12th, 1912
  1912-07-12
• [PT5062E], Memorandum, Frederick Bachman, September 21st, 1915
  1915-09-21
• [PT5062F], Letter from Frederick Bachman to Thomas Alva Edison, December 15th, 1916
  1916-12-15
• [PT5064B], Letter from Frederick Bachman to Thomas Alva Edison, December 3rd, 1915
  1915-12-03
• [PT5064D], Letter from Frederick Bachman to Thomas Alva Edison, April 23rd, 1917
  1917-04-23
• [PT5065F], Letter from Frederick Bachman to Thomas Alva Edison, March 21st, 1917
  1917-03-21
• [PT5068E], Letter from Frederick Bachman to Daniel Higham, June 16th, 1916
  1916-06-16
• [PT5080E], Letter from Frederick Bachman to Thomas Alva Edison, December 3rd, 1915
  1915-12-03
• [PT5097B], Memorandum, Frederick Bachman, September 21st, 1916
  1916-09-21