Substation at the shops on the corner of Strowan Road and ...

Close-up of machinery by Metropolitan Vickers at the Addington ...

Interior of dials monitoring power and voltage at the Addington ...

Interior of dials monitoring power and voltage at the Addington ...

Transformers and grid at the Addington Power House and ...

Close-up of transformer banks at the Addington Power House and ...

Transformers and grid at the Addington Power House and ...

Fibreglass design for a Central Canterbury Electric Power Board ...

Transformers and grid at a Substation near Harewood aerodrome ...

View of the Islington substation under construction with workmen ...

View of transformers at the Islington substation.

View across the transformers to the surrounding area at the ...

Bruce Tudehope, a second year apprentice, wires the controls for ...

A group of engineers inspecting the transformers at Islington ...

A man sitting in the control room of the Islington substation. ...

Exterior of the Islington Substation. The full output of the ...

Exterior of the Islington station condenser house.

Interior of Islington substation showing the travelling crane ...

View of electricity pylons at the Sparks Road substation between ...

Old brick pavilion.

The main PDL Industries building located at 2-8 Hazeldean Road, ...