Items

• [D0103AAK], Letter from Woolsey McA Johnson, Orford Copper Co to Thomas Alva Edison, September 20th, 1901
  1901-09-20
• [E1948AP], Letter from Woolsey McA Johnson to Thomas Alva Edison, April 26th, 1919
  1919-04-26
• [E1948AT], Letter from Woolsey McA Johnson to Thomas Alva Edison, May 1st, 1919
  1919-05-01
• [E1948AX1], Letter from Woolsey McA Johnson to Thomas Alva Edison, May 15th, 1919
  1919-05-15
• [SB020AAD2], Letter from Woolsey McA Johnson to Electrical World, November 2nd, 1901
  1901-11-02