CHARLES GRIFFIN & COMPANY, 



LIMITED. 



A SELECTION FROM 

 CHARLES GRIFFIN & CO.'S PUBLICATIONS. 



SCIENTIFIC AND TECHNICAL WORKS. 



1820 



MESSRS. CHARLES GRIFFIN & COMPANY'S 

 PUBLICATIONS may be obtained through any 

 Bookseller in the United Kingdom, or will be sent 

 on receipt of a remittance to cover published price 

 and postage. To prevent delay, Orders should be 

 accompanied by a Cheque or Postal Order crossed 

 "UNION OF LONDON AND SMITH'S BANK, Chancery 

 Lane Branch." 



Telephone 

 1634 City. 



12 



Telegrams 



Explanatus. 



LONDON : 

 EXETER STREET, STRAND. 



M.T. 64. 



