Black and white negative of Mr Browne on a visit to De Beers.

Black and white negative of Mr Browne on a visit to De Beers.

Black and white negative of ATS Browne's visit to Boart Hardmetals.

Black and white negative of ATS Browne's visit to Boart Hardmetals. Negative missing.

Black and white negative of Mr Browne on a visit to De Beers.

Black and white negative of Mr L. [Craven] of GOW-MAC.

Black and white negative of the exterior of Hard Metals.

Black and white negative of Limerick Motor Traders on a tour of AnCo, The National Training Authority.

Black and white negative of visitors at De Beers plant.

Black and white negative of visitors at De Beers plant. Negative missing.