198 W. M. Gabb—WNotes on Costa Rica Geology. 
change my views upon the theory of M. Faye, I may remark 
that those views were not emitted so hastily, or on such light 
grounds, as to be readily altered; for they were the result of 
several years of observation, with an instrument of greater 
power than that Father Secchi employs. Doubtless, before 
adopting conclusions in any way differing from those reached 
protectio 
Allegheny Observatory, Allegheny, Pennsylvania, December 29, 1874. 
mon experience shows that even eminent ability is not a certain 
nD. 
Art. XXIII.—Notes on Costa Rica Geology; by W. M. GABB. 
and either treated with insolence, or at best left severely alone. 
was at first engaged by a company of the leading persons 
in Costa Rica, natives and foreigners, but afterward the Gov- 
ernment took charge and assumed the responsibility of the 
work. The prime object of the exploration was the re-discovery 
of some mines, reported by tradition to exist in the region, and 
of which the most fabulous stories were told. Suffice it here t 
