176 CHRONOLOGY 



1854. Published the results of his research on the conversion 

 of thialdine into leucin. Habilitationsschrift. 



1854. Read a paper before the meeting of German Natural- 

 ists and Physicians at Gottingen, in September, en- 

 titled Ueber Leucin und Essigsdure-Aldehyd. 



1855. Appointed Privatdocent in chemistry and pharmacy 

 for one year, in the Philosophical Faculty, Gottingen, 

 February 24. 



1855. Succeeded Heinrich Limpricht as first assistant in the 

 Chemical Laboratory, Gottingen. 



1855. Elected a corresponding member of the Physico- 

 Medical Society of Erlangen, Bavaria, May 19. 



1856. Appointed Privatdocent in the Philosophical Faculty 

 of the University of Gottingen, venia legendi, January 

 29. 



1856. Attended the annual meeting of the German Natural- 

 ists and Physicians at Vienna, September 16-24. 



1857. Granted a three years' leave of absence by the Univer- 

 sity, at the close of the winter semester, in order to 

 study the chemical industries of France, England, and 

 the United States. 



1857. Sailed from Bremen for New York, May 12. 



1857. First paper on sugar. Published in Wohler und Liebig's 



Annalen. 



1857-60. Chemist and General Superintendent of the Eastwick 

 Brothers' Steam Sugar Refinery, Philadelphia. Re- 

 signed December 1, 1860. 



1860. Visited Cuba for the purpose of studying the agricul- 

 tural industries of the West Indies, especially the manu- 

 facture and refining of sugar. 3 December 1860 to 21 

 March 1861. 



1861-68. Chemist to the Salt Company of Onondaga, Syracuse, 

 New York, April 1861 to December 1868. 



1861. Elected an honorary member of the Chemical Society 

 of Union College, October 21. 



1862. Address on the Nature of the Chinese Sugar-cane, deliv- 

 ered before the New York State Agricultural Society, 

 in February. 



1862. Married October 22, at Syracuse, New York, Mary 



Anna Clara Kinny. 

 1862. Visited Saginaw, Michigan, in October, to examine the 



brines and saline deposits. 

 1862. First paper on brines and salines. 



