908 
peratures separately, the observations of 1913 (AA and 77) being 
also included. 
In these figures the curve, which according to Depije represents 
the atomie heat, calculated with @—= 88, which value was derived 
by Becker and Scuwers from their measurements on lead, is also 
represented. In agreement with Evucken and Scnwers we find that 
the observations show a good concordance with Dersur’s formula 
over the whole range. This concordance is, however, not complete ; 
deviations show themselves which exceed the uncertainty of the results 
