Black and white negative of equipment in the De Beers [quality control] department.

Black and white negative of equipment in the De Beers [quality control] department.

Black and white negative spares of equipment in the De Beers [quality control] department.

Black and white negative of equipment for Oxy Dry.

Black and white negative of equipment for Oxy Dry.

Black and white negative spares of equipment for Oxy Dry.

Black and white negative spares of equipment for Oxy Dry.

Black and white negative of equipment for Oxy Dry.

Black and white negative of equipment for Oxy Dry. Negative missing.

Black and white negative of equipment for Oxy Dry.