Big Addition completed for Derry plant of Pittsburg High Voltage

[Newspaper]

Publication: The Latrobe Bulletin

Latrobe, PA, United States
vol. 11, no. 304, p. 1, col. 1-2

[Title only]

Keywords:	Pittsburg High Voltage Insulator Company
Researcher notes:
Supplemental information:
Researcher:	Bob Stahr
Date completed: