Showing 663 results

Archivistische beschrijving
Pretoria With digital objects
Advanced search options

Find results with:

in
Add new criteria

Limit results to:

Filter results by:

Filter by date range:

Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.
Print preview Hierarchy View:
Descending
Pretoria. 3kV DC electrification, Rosslyn – De Wildt number 2 line, tests to measure contact wire...

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.

Resultaten 501 tot 600 van 663