Holdings: Telephone, telegraph and wireless systems in Philadelphia .

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Bibliographic Details
Corporate Authors:	Bell Telephone Company of Pennsylvania, Philadelphia Chamber of Commerce. Educational Committee.
Format:	Book
Language:	English
Published:	[Philadelphia : Philadelphia Chamber of Commerce, c1917]
Series:	Educational pamphlet (Philadelphia Chamber of Commerce. Educational Committee) ; no. 9.
Subjects and Genres:	Telephone > Pennsylvania > Philadelphia. Telegraph > Pennsylvania > Philadelphia. Telegraph, Wireless.
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Holdings details from Closed Stacks
Call Number:	Wd* .59
Copy 1	Available