Black and white negative of machinery for De Beers.

Black and white negative of machinery for De Beers.

Black and white negative of machinery for De Beers.

Black and white negative of machinery for De Beers.

Black and white negative of machinery for De Beers.

Black and white negative a machine turning and drilling at the Progress International Factory at Shannon. Negative missing.

Black and white negative a machine turning at the Progress International Factory at Shannon. Negative missing.

Black and white negative for McInenery of machine parts. Negative missing.

Black and white negative of various sized gears, pistons and screws arranged on a table.

Black and white negative for McInenery of machine parts. Negative missing.