discovered by clouds of dust, one of the methods that has produced them, and we would not be surprised if gathering manure from them has played a large part also.
Weihsien is near one of the great commercial highways of China and in the center of one of the coal mining regions of the province. Still further along towards Tsinan we passed Tsingchowfu, another of the large cities of the province, with 150,000 population. All day we rode through fields of wheat, always planted in rows, and in hills in the row east of Kaumi, but in single or double continuous drills westward from here to Tsinan. Thousands of wells used for irrigation, of the type seen in Fig. 123, were passed during the day, many of them recently dug to supply water for the barley suffering from the severe drought which was threatening the crop at the time.
It was 6:30 P. M. before our train pulled into the station at Tsinan; 7:30 when we had finished supper and engaged a ricksha to take us to the American Presbyterian College in quest of an interpreter. We could not speak Chinese, the ricksha boy could neither speak nor understand a word of English, but the hotel proprietor had instructed him where to go. We plunged into the narrow streets of a great Chinese city, the boy running wherever he could, walking where he must on account of the density of the crowds or the roughness of the stone paving. We had turned many corners, crossed bridges and passed through tunneled archways in sections of the massive city walls, until it was getting dusk and the ricksha man purchased and lighted a lantern. We were to reach the college in thirty minutes but had been out a full hour. A little later the boy drew up to and held conference with a policeman. The curious of the street gathered about and it dawned upon us that we were lost in the night in the narrow streets of a Chinese city of a hundred thousand people. To go further would be useless for the gates of the mission compound would be locked. We could only indicate by motions our desire to return, but these were not understood. On the train a thoughtful, kindly old
