Title Telephone Switchboard / Alexander Graham Bell.

Publication Info.

[Place of publication not identified] : [publisher not identified], 1879.

Copies

Location	Call No.	Status
Glastonbury - Downloadable Materials	BiblioBoard Collections	Downloadable
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Description	1 image file : digital, JPEG.
Series	Alexander Graham Bell anthology
	Alexander Graham Bell anthology.
	BiblioBoard Core module.
Note	Original document: Drawing.
Summary	This detailedℓdrawing and accompanying explanations, by Alexander Graham Bell, illustrates how aℓtelephone switchboard should operate.
Note	GMD: electronic resource.
Added Author	Bell, Alexander Graham, 1847-1922, illustrator.

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