LIFE OF SADI CARNOT. 25 



When I am recalled, I shall be very glad if the 

 Minister of War will give you permission to come 

 to me. You will become acquainted with a fine 

 country and a beautiful city, where I have had the 

 satisfaction of remaining in peace while disaster 

 has overwhelmed so many other places." 



Peace being restored, Sadi rejoined his father at 

 Anvers and returned with him into France. 



In the month of October he left the Polytech- 

 nic School, ranking sixth on the list of young 

 men destined to service in the engineer corps, 

 and went to Metz as a cadet sub-lieutenant at the 

 school. Many scientific papers that he wrote there 

 were a decided success. One is particularly re- 

 ferred to as very clever, a memoir on the instru- 

 ment called the theodolite which is used in astron- 

 omy and geodesy. 



I obtain these details from M. Ollivier, who was 

 of the same rank as Sadi and who, later, was one 

 of the founders of the EcoleCentrale. Among his 

 other comrades besides M. Chasles, the learned 

 geometrician just now referred to, was Gen. Du- 

 vivier, lamented victim of the insurrection of 

 June 1848. I ought also to mention M Robelin, 

 Sadi's most intimate friend, who came to help me 

 burse him during his last illness, and who pub- 



UNIVERSITY 



