2079
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1927-10-24
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Letter and enclosure/s
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Hays sends Warner clippings about Vitaphone
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1407
|
1927-03-01
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Letter and reply
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Mr Purcell believes Vitaphone infringes his patent, which he calls Realistic Moving Pictures. Hess replies, instructing ...
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1413
|
1927-03-01
|
Correspondence
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The beginnings of a discourse on the acquiring of rights in regard to "talking movies." Should they be acquired and incl...
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191
|
1924-05-21
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Memo
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An early demonstration of synchronous sound.Demonstration of the Phonofilm, in which synchronous music accompanies the ...
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