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On the 31 of August,1932,the writer of the present paper was ap-pointed one of the five members by the National Geological Survey,Peking tosurvey the soils of the Weiho plain in Central Shensi.For the most part ofthe trip the writer had the pleasure to accompany Mr.N.F.Chang of Kinling
On the 31 of August, 1932, the writer of the present paper was ap-pointed one of the five members by the National Geological Survey, Peking tosurvey the soils of the Weiho plain in Central Shensi. For the most part of the trip the writer had the pleasure to accompany Mr.NFChang of Kinling