APPENDIX. 



Ixxiz 



TABLE XXI contd. 



Shewing the number of plaques, their situation, tlatct of appearance and disappearance, 

 together with the duration of each retpectioely, during a residence in the hills 

 (7,500 Jt. elevation') and in the plaint. 



No. 76 plaque Appeared on April lltli and No. 77 on May the 28tb. 1904. 



