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Series III. Industrial and Commercial Engineering, 1926-1944

Scope and Content Notes:

Series III contains the engineering blueprints found in Stiles’ home. Most of these blueprints were not designed by Stiles and share none of the characteristics of the previous two series. This series represents a number of projects ranging from road construction to industrial additions at local steel plants.


Map-case 6
Drawer 6
Folder 12 Hulton Road widening and relocation construction plan

Drawer 7
Folder 13 Hulton Road widening and relocation construction plan
Folder 14 Carnegie Steel Corporation
Folder 15 Bridge over the Monongahela River
Folder 16 Carnegie Steel Corporation
Folder 17 Carnegie Steel Corporation
Folder 18 Carnegie Steel Corporation
Folder 19 Carnegie Steel Corporation
Folder 20 Carnegie Steel Corporation
Folder 21 McKnight Road Renovation
Folder 22 McKnight Road Renovation

Drawer 8
Folder 23 McKnight Road Renovation
Folder 24 Constitution Boulevard, Mifflin Township
Folder 25 Allegheny County Department of Works-Standard Construction
Folder 26 Allegheny County Department of Works-Standard Construction
Folder 27 Robertshaw-Fulton Industries