frederick w baldwin

Card, September 30, 1907 - Public domain dedication image

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Alexander Graham Bell papers - Blueprint, undated

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph of experimental aircraft, prototype, aviation design and developmen... More

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Bulletins, from July 13, 1908 to September 28, 1908

Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from October 5, 1908 to December 28, 1908

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an early aircraft, balloon, airship, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph of people with a small paddle boat, or canoe, free to use, no copyr... More

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl ... More

Letter from J. A. D. McCurdy to Mauro, Cameron, Lewis & Massie, April ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Glenn H. Curtiss to Mabel Hubbard Bell, March 19, 1908

Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, A...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Mabel Hubbard Bell to Frederick W. Baldwin, undated

Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Letter from Mabel Hubbard Bell to Alexander Graham Bell, undated

Available text: Transcription

Letter from Alexander Graham Bell to Mabel Hubbard Bell, June 25, 1906

Available text: Transcription

Letter from Mabel Hubbard Bell to Alexander Graham Bell, December 9, 1...

Available text: Transcription

Bulletins, from October 5, 1908 to December 28, 1908

Letter from Mabel Hubbard Bell to Alexander Graham Bell, February 19, ...

Available text: Transcription

Letter from Alexander Graham Bell to Mabel Hubbard Bell, June 25, 1906

Available text: Transcription

Letter from Alexander Graham Bell to Mabel Hubbard Bell, April 2, 1909

Letter from Frederick W. Baldwin to Mauro, Cameron, Lewis & Massie, Ma...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Alexander Graham Bell to Mabel Hubbard Bell, June 25, 1906

Available text: Transcription

Letter from Frederick W. Baldwin to Alexander Graham Bell, July 28, 19...

Available text: Transcription

Notes by J. A. D. McCurdy and Frederick W. Baldwin, May 19, 1909

Letter from Mabel Hubbard Bell to Alexander Graham Bell, April 9, 1909

Available text: Transcription

Letter from Mabel Hubbard Bell to Alexander Graham Bell, undated

Available text: Transcription

Letter from Thomas E. Selfridge to Alexander Graham Bell, July 24, 190...

Available text: Transcription

Letter from Frederick W. Baldwin to Alexander Graham Bell, March 6, 19...

Bulletins, from October 5, 1908 to December 28, 1908

Notes by Frederick W. Baldwin, from December 18, 1913 to March 21, 191...

Article by Mabel Hubbard Bell, 1909

Available text: Transcription

Letter from Mabel Hubbard Bell to Alexander Graham Bell, August 28, 19...

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Decision, December 11, 1912 - Public domain document scan

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Specification by Frederick W. Baldwin, December 5, 1911

Notes by Frederick W. Baldwin, from December 18, 1913 to March 21, 191...

Minutes, from October 1, 1907 to March 31, 1909

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Picryl description: Public domain image of an aircraft, aviation, air forces, free to use, no copyright restrictions.

Minutes, from January 6, 1909 to March 19, 1909

Minutes, from January 6, 1909 to March 19, 1909

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Minutes, from January 6, 1909 to March 19, 1909

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Minutes, from October 1, 1907 to March 31, 1909

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from July 13, 1908 to September 28, 1908

Alexander Graham Bell Papers. Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Bulletins, from October 5, 1908 to December 28, 1908

Alexander Graham Bell Papers. Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to use, no copyright restrictions i... More

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908

Bulletins, from October 5, 1908 to December 28, 1908