Trans. R.S.C.. 188 K TAILLE OF COPPKR SULl^HATI'; SOLUTIONS. Sec. |[|, I'lalc I. 



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•013 



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lOC Tempei^ainre 20' 25' SO'* 35" 40* 



To illusl ralo l'i-of. ^f£lcG|•eg'ol•■'s Papor on (lie Density and Tliennul Expansion 



of Solut ii)i\s of ('o|j(jer .Sul])liato. 



llx'B.irlun.l l..il.,<<..,>L.,..; i; 



