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

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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

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

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

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

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

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.

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

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

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

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

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

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

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

Patent drawing - Bulletins, from July 13, 1908 to September 28, 1908 Public domain image

Patent drawing - Bulletins, from July 13, 1908 to September 28, 1908 P...

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

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

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

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

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

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

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

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

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

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

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

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

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

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

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

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

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

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

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

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

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

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

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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Bulletins, from July 13, 1908 to September 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

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

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.

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

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

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

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

Bulletins, from July 13, 1908 to September 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

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

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

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

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.

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

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

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

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 by Thomas E. Selfridge, October 1, 1907

Minutes by Thomas E. Selfridge, October 1, 1907

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

Article by Mabel Hubbard Bell, 1909

Article by Mabel Hubbard Bell, 1909

Available text: Transcription

Article by Mabel Hubbard Bell, 1909

Article by Mabel Hubbard Bell, 1909

Available text: Transcription

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Minutes by Thomas E. Selfridge, October 1, 1907

Minutes by Thomas E. Selfridge, October 1, 1907

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

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

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

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

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

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

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 1901

Journal by Alexander Graham Bell, from July 19, 1901 to August 31, 190...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

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

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

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1893

Notebook by Alexander Graham Bell, from December 29, 1891 to June 5, 1...

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

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 to November 8, 1907

Notebook by Alexander Graham Bell and W. F. Bedwin, from June 9, 1906 ...

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

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