HAROLD L. ALLING 
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Yeon 22 Siena it vac pmcen cass aeeccees 
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Sor chogg saat aes were cae ae ae eect eewece 
Composi- 
tion of melt taken as 60 per cent of V and 40 per cent of M. For discussion see text. 
Fic. 16.—Thermo-equilibrium diagram of a series of solid solutions. 
Roozeboom’s Type I. 
