A worker from the Bureau of Mines collects coal samples during war work in November 1918. The process involves cutting out a sample of coal onto a canvas blanket. This is part of the Bureau's systematic collection of coal samples. The photograph is tagged as number 56585.

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Size: 8448px × 5862px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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