Black and white negative progress shots of the De Beers new building. Negative missing.

Black and white negative progress shots of the De Beers new building. Negative missing.

Black and white negative progress shots of the De Beers new building.

Black and white negative progress shot spares of the De Beers new building.

Black and white negative progress shot of the new De Beers building.

Black and white negative progress shot of the new De Beers building.

Black and white negative progress shot of the new De Beers building.

Black and white negative progress shot of the new De Beers building.

Black and white negative progress shot spares of the new De Beers building.

Black and white negatives of the general store, and men at work in the Progress Universal Factory at Shannon. Negatives vinegar damaged. Envelope notes the initials R.B.