Saennegrass.

A kind of Norwegian hay used as packing in finnesko.

Sastrugi

are the furrows or irregularities formed on a snow plain by the wind. They may be a foot or more deep and as hard and as slippery as ice: they may be quite soft: they may appear as great inverted pudding bowls: they may be hard knots covered with soft powdery snow.

Sledging Distances.

All miles are geographical miles unless otherwise stated, 1 statute or English mile = 0.87 geographical mile: 1 geographical mile = 1.15 statute miles.

Tank.

A canvas "hold-all" strapped to the sledge to contain food bags.

Tide Crack.

A working crack between the land ice and the sea ice which rises and falls with the tide.