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- Title : The Blaw System: catalog no. 16
- Artist: Blaw Steel Construction Co. (Pittsburgh, Pa.) | Eddy Press | Blaw Steel Construction Co. (publisher)
- Accession: XC1991.562
- Collection: Library
- Subject: Industry | Industry , United States , Pennsylvania , Pittsburgh | Steel industry and trade | Steel industry and trade , United States , Pennsylvania , Pittsburgh | Construction industry | Construction industry , United States | Concrete construction | Concrete construction , United States
- URL: http://libimages.wolfsonian.org/XC1991.562.000.jpg
Description: "Blawforms." -- cover title. | English.