J^uhcls<ms Jmimal TolJXIIL.Ti.'VIL.p.iSo. 



FrofbLo View of^ir zn Wate^f 

 ly I^C. JDalton . 



jix^tic and Sydro^erwviS gas 

 ^4. Density . 



Ojcygcrwus Nitrous Sc Carhtrdted, 

 Sydro^oh^as rjDensify. 



