IIIFカラー高解像度
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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| IIIFカラー高解像度 |
| Scientific Results of a Journey in Central Asia, 1899-1902 : vol.3 | |
| 1899-1902年の中央アジア旅行における科学的成果 : vol.3 |
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引用情報
THE GRAS-KÖL AND TO THE DOUBLE GORGE IN THE AKATO-TAGH. 281
Fig. 220. THE TUNNEL.
rule a breadth of 2 to 3 m. Easy though this glen was to march down, it was all the more difficult to map owing to the countless number of small elbows or bends it makes. We were seldom able to advance more than I or 2 minutes in any one direction; occasionally we might go 4 minutes, but never more. At the same time these elbows form sharp angles, so that one moment we would be travelling to the south-east and the next to the north-north-west. Within these stretches of I to 2 minutes there were often a dozen minor bends, all which however I was able to see at one time. Repeatedly the view ahead was impeded by small promontories and platforms jutting out across the glen. And up above it on both sides towered the stupendous masses of clay, great spurs of the main range, their flanks plunging vertically down towards the glen, seamed with the most fantastic clefts and gaping fissures and ravines. The relative altitudes between the bottom of the glen and these embracing walls continued to increase. In two places there
Fig. 222. THE TUNNEL.
He cl i n, Tourney in Central Asia. III.
36
Fig. 219.
Fig. 221.
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