ON SEISMOLOGICAL INVESTIGATIONS. 95 



Date. 



No. A.D. 



451 1302 Dec. 29. Yunnan Fu, Yunnan. The ground did not come to rest for 



several days. 



452 1302 Dec. Ditto. 



453 1303 Sept. Ping-yang Fu, Taiyuan Fu, S/iansi. The land opened, and 



water and sand came out of i he fissures ; 10(J,000 houses 

 were destroyed and many people were killed. A landslip, 

 more than ten Chinese miles in length, took place. This 

 was a^. Chaoching in Pingyang Fu. At Hsukou, Chi, and 

 Pingchou, in Taij uan Fu, the ground opened and water 

 burst out to foim a stream. At Pingchou the north castle 

 wall was destroyed for the length of one Chinese mile; on 

 the east side it was destroyed for a length of 200 feet. At 

 Pingyang Fu the ground did not come to rest until 

 February 1301. (D Chinese = 1 English mile.) 



454 1304 Feb. Pingyang Fu, Sliansi. Many Jiouses were destroyed. 



455 1305 May. Tatung Fu, Shansl. It was accompanied with a noise like 



thunder, and 5,800 houses were destroyed and 1,400 people 

 were killed. At Huaijen in Tatung Fu water burst out at 

 two places to form lakes, and was black in colour : one of 

 these lakes had an area of 18 pu (240pu = l acre) and a 

 depth of 115 feet ; the other was 61) pu and 10 feet in depth. 



456 1305 June 18. Pingyang Fu and Taiyuan Fu, Shansi. In order to stop the 



continually occurring earthquakes the Government ordered 



the names Pingyang and Taij uan to be changed to Chinning 



and Cluuinsj. 

 Tatung Fu, Shanisi. 

 Earthquake. 

 The shocks still continued at Chinning and Chining. Thty 



apparently commenced in 1303. 

 Kaicheng, Yenan Fu, Shensl. 

 Kaicheng, Yenan Fu, Shensi. 

 Ningyuan district in the Lungiisi of Kungchang, Eansu. 



Also there was a great earthquake in Wumeng in Chaotuug 



Fu, Ymman. There were six heavy shocks in three days. 

 Puchou, Shatisi. 



Puchou, S/iansi, and Ling, in Ninghsia Fu, Kansii. 

 Yangchu in Taiyuan Fu, Shansl. The shock was followed by 



a great noise. 

 Chining (Pingyang), Shansi. 

 Ninghsia, Kansu. 

 Kanchou Fu in Kanliang, Kansu. There was a noise like 



thunder and a huriicane. 

 Ninghsia, Kansu. 



Imperial City, Peking, Chilili (B, June 21). 

 Imperial Cit}', Peking, ChilUi. 

 Ditto. 

 Ditto. 

 Taning, Hsi, Shansi. 



Taning, Hsi, Shanni. Followed by noise. 

 Piengliang (now Kaifeng), Chih (now VVuchili), in Huaiching 



Fu, Wuan, in Chante Fu, Honan (B, Oct. 5). 

 Taning in Hsi, Shand, accompanied by a noise like thunder. 

 Chining and Cliinning, Shansi. Accompanied by a noise like 



thunder (B, Oct. 7). 

 Honan Fu, Hunan. 

 Chining, Shansi. Accompanied by a noise. 



Ditto. 

 Lingpei (outside the great wall to the north of Kansu). 



Shocks were repeated for three days. 

 Earthquake, Yichou, Liaotung, Shinghlng . 

 Honing in Lingpei, Kansu. 

 . Teching in Chaoching Fu, Kuantjtung (B, June 18). 



