SPONTANEOUS CRYSTALLISATION OF MONOCHLORACETIC ACID, ETC. 375 

 1. Tubes giving Naphthalene Showers. 



The first six of these tubes were heated in oil to about 90 to dissolve the crystals 

 and were cooled in an oil-bath and shaken by hand, as described above. 



2. Tubes giving a.-shotvers. 



3. Tubes giving fi-shoivers. 



