Items

• [E1355AO], Letter from Miller Reese Hutchison to Thomas Alva Edison, May 17th, 1913
  1913-05-17
• [NB217037], Technical Note, Leroy E Briggs, April 1st, 1913
  1913-04-01
• [NB217039], Technical Note, Leroy E Briggs, April 2nd, 1913
  1913-04-02
• [NB217041], Technical Note, Leroy E Briggs, April 3rd, 1913
  1913-04-03
• [NB217043], Technical Note, Leroy E Briggs, April 4th, 1913
  1913-04-04
• [NB217077], Technical Note, Leroy E Briggs, April 22nd, 1913
  1913-04-22
• [NB260011], Technical Note, Zachariah Power Halpin, March 22nd, 1913
  1913-03-22
• [NB265016], Technical Note, Miller Reese Hutchison, October 20th, 1913
  1913-10-20
• [NB265078], Technical Note, Miller Reese Hutchison, April 3rd, 1913
  1913-04-03
• [SC11127], Clipping, Pittsburgh Chronicle Telegraph, October 25th, 1911
  1911-10-25