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TRANS. ST. LOUIS ACAD. SCIENCE. 



In preparing the foregoing catalogue, I have endeavored to 

 make it as reliable as possible, though I have met with not a 

 little difficulty on account of the great lack of definiteness in most 

 of the cases reported. Shocks that are characterized as severe in 

 some localities would doubtless have been reported as slight ones 

 if they had occurred in places where earthquakes are frequent. 

 Also, where a series has occurred at a given place, it is often the 

 case that only a few of the most prominent are reported, or that 

 they are spoken of as having taken place on "several days." Thus 

 A. B. Meyer writes as follows : — "In the month of August there 

 was at Gorontalo a series of earthquakes, all of which I did not 

 notice in my diary, some of them very severe. Shocks so severe 

 and numerous have not been experienced for years at that place." 

 Though the catalogue is, doubtless, far from being complete, yet 

 I think it will be readily seen that there was an unusual number 

 during the year. It will be remembered by members of the Acad- 

 emy, that, at the second meeting in February, 1871, 1 read a paper 



