phonogfp wrote:No need for embarrassment, Nick. We're all students, and the learning never stops.
George P.
That's right!!. One of the purposes of this forum is providing and receiving information about this hobby with the hopes of discovering something new...

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I have a early Universal (Bryans cross of gold speech) that is pressed from a very soft, somewhat flexible brownish material (probably Celluloid). The suggestion of a early prototype record has been made by leading record experts.
This exact pressing (same stamper) also exists in regular shellac material.