Part,  Chapter

 1      I,  V    |     involved in wintering only thirty degrees at the most from
 2      I,  VI   |     zones, and is out of place thirty degrees from the North Pole.
 3      I,  VIII |        inquired Hobson.~“About thirty miles,” replied Sergeant
 4      I,  VIII |      the shore, and found some thirty natives there, men, women,
 5      I,  X    |       in English America until thirty years afterwards, when some
 6      I,  XIII |        on the larger side, and thirty on the smaller. The façade
 7      I,  XVII |      described by Cooper. Some thirty of these snares were set
 8     II,  II   |        three months to build a thirty or thirty-five ton vessel,
 9     II,  IV   |     therefore, moved back some thirty yards from the beach, to
10     II,  V    |        meant it to be of about thirty tons measurement, which
11     II,  V    |   mothers. There were now some thirty head in the herd which grazed
12     II,  XVIII|  creatures had been buried for thirty hours in air necessarily
13     II,  XVIII| through twenty feet of ice and thirty of sand and earth.~It was
14     II,  XXI  |     describe this raft. It was thirty feet square, and its deck
15     II,  XXI  |     with iron bolts. The mast, thirty feet high, was fastened
16     II,  XXIV |   confines of the Arctic Ocean thirty six years hence.”~ ~