国立情報学研究所 - ディジタル・シルクロード・プロジェクト
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Scientific Results of a Journey in Central Asia, 1899-1902 : vol.1 | |
1899-1902年の中央アジア旅行における科学的成果 : vol.1 |
第13・14・15砂丘湖。Bajirs No. 13, 14 and No. 15. | |
第15・16砂丘湖。Bajirs No. 15 and No. 16. | |
第20とその隣接する砂丘湖。Bajir No. 20 and neighbours. | |
第28砂丘湖。Bajir No. 28. | |
第36・37砂丘湖。Bajirs No. 36 and No. 37. | |
第40・41・42砂丘湖。Bajirs No. 40, 41 and No. 42. |
ON DUNE-FORMATION AND SANDY THRESHOLDS.
we were able to look across. Here the parallelism which prevails farther north had plainly ceased, and it would be incorrect to speak any longer of a continuous chain of bajirs. The two bajirs which we here left on our right lay almost at right angles to the direction of the prevailing wind. Fig. 311 reproduces the divided bajir
359
Fig. 311.
Fig. 312.
Fig. 313.
Fig. 309.
Fig. 308.
No. 28 and the broken dune-length that occasions the division; and in the succeeding illustration (312) we see the situation between bajirs 36 and 37, which is so like that between bajirs 15 and 16. The relations with regard to bajirs 4o, 41, and 42, where the turning angle of 50° is, are exhibited in fig. 313.
Fig. 3 TO.
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