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

Alexander Graham Bell Papers.

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

kites boats and boating aeronautics kites tetrahedral ugly duckling beinn bhreagh laboratory correspondence alexander graham bell family papers 1834 1974 subject file alexander graham bell family papers at the library of congress american memory w f bedwin alexander graham bell manuscript

01/01/1906

Library of Congress

https://www.loc.gov/

Public Domain