224 PASTEUR 



1850 New Researches into the Relations which 



may exist between crystalline Form, chem- 

 ical Composition and the Phenomenon of 

 rotary Polarization. 



New Researches into the Relations which 



may exist between crystalline Form, chem- 

 ical Composition and molecular rotary 

 Power. 



1851 Memorandum upon aspartic and malic Acid. 



Regarding a Memorandum relative to as- 



partic and malic Acid. 



1852 Observations upon artificial Populin and 



Salicin. 



New Researches into the Relations which 



may exist between crystalline Form, chem- 

 ical Composition and the molecular rotary 

 Phenomenon. 



1853 New Facts relating to the History of racemic 



Acid (M. Kestner's Letter to M. Biot). 

 Notes on the Origin of racemic Acid. 



Notes on Quinidine. 



New Researches into the Relations which 



may exist between crystalline Form, chem- 

 ical Composition and the molecular rotary 

 Phenomenon. 



Note upon Quinidine. 



Transformation of tartaric Acid into ra- 



cemic Acid. 



