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Mr. Pickering had the same general design in his elaborate 

 and learned article on Johnson's English Dictionary, first published 

 in the American Quarterly Review, for September, 1828, and justly 

 considered as one of his most interesting and useful publications. 

 Johnson and Walker were regarded by him as holding the first 

 rank in their respective departments in England, and he thought 

 them, of course, entitled to be received as standard authorities by 

 the lexicographers and orthoepists of America. 



His excellent article on "Elementary Instruction," published 

 in the North American Review, deserves particular notice as being 

 richly imbued with his classical and philosophical spirit, and as 

 containing hints and views important to all who are concerned in 

 the work of education, from the teacher of the alphabet up to the 

 head of a college. 



The " Lecture on Telegraphic Language," which he delivered 

 before the Boston Marine Society, of which he was an honorary 

 member, is another beautiful specimen of the familiar and jileasing 

 application of his various learning to the useful purposes of life. 



Mr. Pickering's eulogy on our great mathematician, the Amer- 

 ican La Place, in which he so happily traced the loftiest efforts 

 of philosophical genius, was alike worthy of his subject and of 

 himself, and it will ever rank among the richest treasures of the 

 Academy whose Memoirs it adorns. 



But we must hasten to the sixth class, which includes Mr. Pick- 

 ering's studies and labors upon the languages of the American 

 Indians. His more particular attention appears to have been 

 drawn to this subject in 1819, by the publication of Mr. Du 

 Ponceau's Report to the American Philosophical Society, and cor- 

 respondence with Mr. Heckewelder upon the Indian languages 

 of North America. The extraordinary facts disclosed by this pub- 



