Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.
1878 Phonograph Patent
Photographer: eBay
Taken: unknown
Caption: 1878 Phonograph Patent
Submitted: December 15, 2020, by Larry Gertner of New York, New York.
Database Locator Identification Number: p557185
File Size: 0.201 Megabytes

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