Black and white negative of the De Beers chairman's dinner at Knappogue Castle.

Black and white negative of the De Beers chairman's dinner at Knappogue Castle. Negative missing.

Black and white negative of the De Beers chairman's dinner at Knappogue Castle. Negative missing.

Black and white negative of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative spares of a De Beers chairman's dinner at the Old Ground Hotel in Ennis.

Black and white negative of the De Beers chairman tour of factory.