Speedwalk (Horizontal Travel) and Speedramp (Inclined Travel), Eliminates Needless Steps, Increases Passenger Safety and Convenience, Speedwalk Division, Stephens-Adamson MFG. Co., c. 1961
File — Box: 124, Folder: 28
Scope and Contents
From the Sub-Series:
Subseries 6 contains reports about transportation infrastructure, including many project reports and studies on highways.
Dates
- Other: c. 1961
Extent
From the Collection: 273 Cubic Feet : 218 archival boxes and 26 oversize boxes.
Language of Materials
From the Collection: English
Repository Details
Part of the City of Pittsburgh Archives Repository
Contact:
414 Grant St.
Pittsburgh PA 15219 United States
414 Grant St.
Pittsburgh PA 15219 United States