F. M. JAEGER. “On miscibility in the solid aggregate condition and 
isomorphy with carbon compounds.” (1st Communication). 
Figs 3: 
Pleochroism of p-Nitro-diaethyl-aniline. 
{100} 
Fig. 5: 
Pleochroism of p-Nitroso-diaethyl-aniline 
Proceedings Royal Acad. Amsterdam. Vol. VII. 
