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Description archivistique
Science and technology* Avec objets numériques
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Taking a Break.
Taking a Break.
David Pasternak.
David Pasternak.
Laying track.
Laying track.
In the hole.
In the hole.
At the dock.
At the dock.
The Tanks of Aden
The Tanks of Aden
Big eddy on the McLeod River., Alberta.
Big eddy on the McLeod River., Alberta.
Pack train crossing the McLeod River on the ice, Alberta.
Pack train crossing the McLeod River on the ice, Alberta.
Surveyor using a transit on the Yellowhead Survey, Alberta.
Surveyor using a transit on the Yellowhead Survey, Alberta.
Surveyor using a Seibert Clinometer, Alberta.
Surveyor using a Seibert Clinometer, Alberta.
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