Letter from Alexander Graham Bell to Mabel Hubbard Bell, April 5, 1879
Summary
Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.
Tags
telephone
patents
trials litigation etc
invention
fog signals
underwater acoustics
correspondence
letter
alexander
graham
bell
alexander graham bell
mabel
hubbard
mabel hubbard bell
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Date
01/01/1879
Contributors
Bell, Alexander Graham
Gray, Elisha
Bell, Mabel Hubbard
Grosvenor, Elsie Bell
Source
Library of Congress
Link
Copyright info
No known copyright restrictions