For intellectual property law reasons accessible only on the web from the European Union legal area and from the ZBW reading room.
Total number of images: 18
| Images on film h1/co/A0336H/0086 | Ottawa Light, Heat and Power Company, Limited |
| Signature | E8 O 2 |
| URI | https://pm20.zbw.eu/folder/co/098305 |
| ID | co/098305 |