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Description archivistique
Rat Lake area topography located north east of Isachsen. Early model snow tracked vehicle pulling equipment trailer.

Preparing sea ice surface for black dirt experiments with Isachsen in background. In measured 1.0 meter squares different dirt materials were laid to measure heat absorption from the suns rays and to measure impact of melting on sea ice. Note the experimental tracked snow mobile.

Crossing a low marshy pond area with the tracked vehicle, which also floated in deeper water, therefore no traction. St Onge and Moskal with another scientist.
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