Black and white negative of mining for a Hard Metals feature.

Black and white negative of mining for a Hard Metals feature.

Black and white negative of mining for a Hard Metals feature.

Black and white negative of mining for a Hard Metals feature.

Black and white negative progress shot spares of De Beers new buildings. Negative missing.

Black and white negative spares of De Beers new buildings and of an acid tank.

Black and white negative spares of a piece of equipment for Mr Ennis.

Black and white negative of a large machine for De Beers.

Black and white negative of a large machine for De Beers.

Black and white negative of the president of Alcan arriving at Shannon.