d 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.

WIND. Wind forces are logged according to the Beaufort scale, which is as
follows:

Mean velocity
No. Description. in miles per hour.
0. Calm 0
1. Light air 1
2. Light breeze 4
3. Gentle breeze 9
4. Moderate breeze 14
5. Fresh breeze 20
6. Strong breeze 26
7. Moderate gale 33
8. Fresh gale 42
9. Strong gale 51
10. Whole gale 62
11. Storm 75
12. Hurricane 92

INDEX

Abbott, George P., lv, lvii, 558
Adam Mountains, 361
Adare, Cape, xxiii, xxix, xxxiv, 409, 570
Adelie Land, xxii
Adelie penguins. _See_ Penguins, Adelie
Adventure, the, xviii
Albatross, capture of, 39
Alexander Land, xxi
Alexandra, Queen, 507
Amundsen, Roald,
telegram to Scott, 41
arrives in Bay of Whales, 128
character, 134
letter to King of Norway, 482
forestalls Scott at Pole, 506
reason of success, 544
'Antarctic Adventures' (Priestley), lxi
Antarctic Continent, theories of, xxi
'Antarctic Penguins' (Levick), lxi
Antarctic regions,
early explorations, xviii
Ross's expedition, xxv
importance of Scott's work, lxii
marine life, 568
Anton (pony boy), 224, 429
Aptenodytes forsteri. _See_ Penguin, Emperor
Archer, W. W., 429, 438, 472
Arctic regions, exploration in, xxix-xxxiii
Arethusa. _See_ Portuguese man-of-war
Armitage, Cape, 108, 566
Arrival Bay, xlvi
Arrival Heights, 98, 185
Atkinson, Edward L.,
his responsibilities, 1
on the Terra Nova, 3
character, 4
on South Trinidad, 19
accident to foot, 111