<p>Thomas Edison and Henry Ford on Edison's 80th birthday.</p>
<p>Thomas Edison and Henry Ford on Edison's 80th birthday. The collars of each of their shirts are signed.</p>
<ul><li>Keywords: birthdays; thomas edison; henry ford; laboratory complex; umbrella signature; Edison; Thomas A.; (EDIS Historical Photo Series Name)</li></ul>
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Unknown author<span style="display: none;">Unknown author</span></div>
Taken on 11 February 1927
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