No. 43 racecar racing in the Lady Wigram Race Day.

Cars racing in the Lady Wigram Race Day.

Cars, including racecar no. 20, racing in the Lady Wigram Race ...

Cars racing in the Lady Wigram Race Day.

Motorcycle no. 15 racing at Lady Wigram Race Day.

Motorcycle no. 2 racing at Lady Wigram Race Day.

View of an unidentified person driving a digger into a lake at ...

An unidentified person driving a digger to remove weeds from a ...

An unidentified person standing beside a truck parked on a ...

Unidentified people constructing a weir at The Groynes. A pump ...

View of a digger moving soil from a section of the Waimakariri ...

View of a construction site at The Groynes during its ...

Unidentified people standing beside a newly constructed weir at ...

Unidentified workers building a structure in the reshaped south ...

Waterlogged land that has been cleared of some vegetation at The ...

A tree-lined section of the Waimakariri River in The Groynes. ...

View of a bulldozer clearing vegetation to make a path through ...

An unidentified man standing on a corrugated metal pipe in a ...

Unidentified people standing on the mounds of shingle along the ...

Unidentified people standing on the bank of a body of water as a ...

A crane lifting a large corrugated metal pipe into place at The ...

Two swans with their signet on a lake at The Groynes. They are ...

An excavator loading soil onto the back of a truck at The ...

View of a shingle road, with cleared and overgrown trees and ...