1923%20Memoir%20on%20Maps%20of%20Chinese%20Turkistan%20by%20Stein%20s

88 NOTES ON INDIVIDIJAL MAP SHEETS [Chap. IV
excessive wind-erosion. Its triangular area
is limited to tlte west and south by the Tirim
snd its terri~inal tnarshes, and to the east by
the salt-encrusted bed of the ancient driedup
Lop sea. Within this area the Kuruk-
A descriptive account of my exploratione
of 1906-07 in the Lop desert and among the
ruins of tlte Lou-Ian Site is given in Desert
Catlray, i. pp. 359 sqq. The ancient topogral)lly
of the Lou-Ian territory and the
daryi, 'tlte Dry River ', once fed by the pltysical features of the Lopdesert, having a
Kouche-dnryir and partly, perbaps, also by direct bearing on the early Chinese route
bra~tclttng beds of tlte T%rini river, had its which passed through it, have been fully disdelta
during early ltistorical tiittes.
cussed it1 Chapter IX-XI of Serinrliu ; see in
Its water rendered nomadic occupation particular, i. pp. 33Z sqq., 33.0 sqq., 349 sqq.,
of the riverine belt in the north possible for 416 sqq. For a preliminary account of my
tl~e indigenous 11erdsme11 and fishermen of renewed esplorations in the Lou-Ian region,
Lou-lan, and nlotlg the same belt passed, during t,lie winters of 1914 and 1915, cf.
until tire beginning of the fourth century Geogrtylr. Josrnul, 1916, slviii. pp. 120 sqq.,
A. D., the ancient Chinese highway from 206 sq. ; Geographical Reoiew (New York),
Tnn-huang. Its line is marked by the
ruins of the Lou-Ian Site and those explored
ix. pp. 11 sqq.
Corrections. A. 4. Cfiong-kg-satma to
by me to the west and north-east of it (D.3).
The extension of the Kuruk-darya delta
much further to tlte soutl~, too, is proved for
the same period by the ar~cient river-bed,
he printed black.
C. '. Symbols for ancient dwellings at
L. 51. Site (Camp xcii) should be printed red.
D. 3. ' Lou-Ian Site ' should be printed
traced along the ruined sites n,l~icl~ stretch
from L. R. to L. K. (C, D. 4). '"
Astronomically obserz:ed latikdes.
red.
1906-08. Lou-Ian Station, L. A., Camp 124. (StGpa ruin, near N.E. corner of
circumvallation ; D. 3) ... ... ... 40' 31' 14"
Camp 125, Lou-Ian Site (about half a mile S.E. of temple ruins,
L. B.; D. 3 ) ... ... ... ... 40' 34' 30"
1913-15. Yaka-ysrdang-bulak, Camp 76 (tamarisk-cone near spring; A. 3 ) 40' 44' 22"
Lou-lan Station, L. A., Camp 83 ( Sttipa ruin, near N.E. corner of
circumvallation ; D. 3 ) ... ... ...
Orkash-bulak, Camp 248 ( near spring; B. 1 ) ... ...
40° 30' 57"
41' 59' 13"
Singer, Camp 250 (near station A of base, on S. bank of Nullah ; B. 2) 41° 27' 57''
Bltmish-bulak, Camp 86 (near westernmost spring; D. 3)
(Camp of 1914, February ) ... ...
(Camp of 1914, December) ... ...
...
...
4.0' 56' 55"
40' 56' 43'
Bstin-bulak, Camp 81 (at E. end of base, on E. bank of Nullah; D. 3) 40" 50' 8'
do. ( near spring ) ... ... ... ... 40' 50' 40'
Azghan-bulak, Camp 292 ( at spring ; A. 2 ) ... 41' 18' 27'
NOTES ON SHEET No. 30 ( LOP-NOR)
The surveyed area of the sheet shows ground in the south is adjusted to the
the terminal course of the Tarim, with the stations and intersected points of R. B. Li1
marshes usually known to geographers as Singh's triangulation of 1913. As a result
Lop-"Or, as well as the ground extending of the error already referred to in the Notes on
southwards to the outermost range of the the preceding sheet and fully explained by
K'un-lun. Most of the routes were followed Major Mason in Appendix 9, the positions
on both the second and third expeditions of the triangulated points from those near
with slight variations. Toghrak-chap (13.3) eastwards have been
The delineation of the mountainous shown in the map wit11 longitude values
Here as in other parts of this ancient delta their coornes, even where partially filled by drift-snnd
the direction of the old river-beds has been indicated or cut up by wind-eros~on. As the mnp shows, the
by rows of symbols for dead trees. 'I'hese, once general direction of these beds sonth of the Lon-lan
growing on the banke of these beds, invariably mark dte ie approximately from N.W. to S.E.