Items

• [D8150B], Agreement, Thomas Alva Edison, Samuel Insull, Alexander Graham Bell, Anglo-Indian Telephone Co Ltd, Oriental Bell Telephone Co, January 25th, 1881
  1881-01-25
• [D8150C], Agreement, Oriental Bell Telephone Co, Oriental Telephone Co Ltd, Alexander Graham Bell, Thomas Alva Edison, February 17th, 1881
  1881-02-17
• [D8150D], Agreement, Thomas Alva Edison, Alexander Graham Bell, Oriental Telephone Co Ltd, Oriental Bell Telephone Co, March 25th, 1881
  1881-03-25
• [D8150D1], Agreement, Oriental Bell Telephone Co, Gardiner Greene Hubbard, John Parks Bigelow, George Edward Gouraud, 1881
  1881-00-00