Limit your search
Topic
- Northwestern Electric Company 33
- Energy industries 16
- Electric power distribution 15
- Electric substations 15
- Parade floats 14
- Portland Rose Festival (Portland, Or.) 14
- Electric apparatus and appliances 10
- Women 10
- Piping 8
- Electric machinery 6
- more ยป
Region
- Portland >> Clackamas County >> Oregon >> United States 33
Format
- image/tiff 33