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Edison Talking Doll prototype mechanism, showing feedscrew

Edison Talking Doll prototype mechanism, showing feedscrew

A close-up view of the feedscrew on Edison Talking Doll prototype mechanism (EDIS 1564). "Hickory, dickory, dock" ; Edison Talking Doll cylinder, metal ; National Park Service collection (EDIS 1565).

U.S. National Park Service

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Michael Devecka

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Image

Thomas Edison National Historical Park, Code: EDIS

Thomas Edison National Historical Park

NPS.gov Collection

3/10/2015 12:00:00 PM

Public Can View

Tuesday, January 16, 2018 2:16:22 PM

Tuesday, January 16, 2018 2:16:22 PM

9A8C0E87-155D-451F-67457B5067DD710F.jpg

NIKON CORPORATION NIKON CORPORATION, NIKON D800 100, 60.0 mm f/2.8

1/125 sec at f / 16

60 mm

ISO 100

Tuesday, March 10, 2015 8:34:42 PM

jpg

1.3 MB

Scenic