- collectionZA 0375 - THL Image Collection
- Série organiqueBF - BF Collection
- Dossier660 - BF Collection File 660
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- PièceBF660_05 - Electrical equipment.
- PièceBF660_06 - Lesley S2 air horns on diesel locomotive roof.
- PièceBF660_07 - Railway tracks.
- PièceBF660_08 - Signalling equipment, technician working on points machine.
- PièceBF660_09 - Tracklaying near damaged bridge over wide river.
- PièceBF660_10 - Passengers waiting at railway staton platforms.
- PièceBF660_11 - Ballasting railway track.
- PièceBF660_12 - 3kV DC overhead line equipment, traction linesmen adjusting a Siemens section insulator.
- PièceBF660_13 - Pretoria. 3kV DC electrification, Rosslyn – De Wildt number 2 line, tests to measure contact wire uplift. Six SAR Class 6E1's travelled in both directions with trailing pantographs at 50, 70 and 90 km/h on a test section between mast pole 33/9 and 33/10 with a temporary mast halfway between them All three mast poles were instrumented to measure contact wite uplift, technician setting up measuring equipment at mast pole 33/10. A linear potentiometer visible above the right hand of the technician measured contact wire uplift.
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