78 rpm record dating

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The Record Changer, monthly jazz collector magazine.

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This seems evident from the three patent numbers on the identification plate for the 1895 Berliner Gramophone, shown in Part One of this article. 372,786 of November 8, 1887, deals with both the gramophone itself and a recording process on cylinders; No.

534,543 of February 19, 1895, deals with the gramophone machine itself, while No.

Now that the key points are out of the way, let’s look at the supporting evidence, from the memoirs of a man who was there at the time — Harry O. The following studio chronology is based upon Sooy’s memoirs (Sarnoff Library, Princeton, New Jersey), with corroborating circumstantial evidence from the surviving Victor files: In late 1899, Eldridge Johnson began construction of a four-story factory building in Camden.

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