Chemistry 106 was previously called Chemistry 6, as seen in this problem set. The 2006 version of the problem set is called Chemistry 106, problem set VII, stratospheric chemistry, 2006 version, Object File Name cer00199.pdf.
Webpages converted to pdf from Pomona College Chemistry Department Index to the Pages Administered by Wayne E. Steinmetz, a.k.a. Der Feldmarschall http://pages.pomona.edu/~wsteinmetz/ , 5. Chemistry 106 [previously Chemistry 6] (Environmental Chemistry) Homepage, Problem Set VII (pre 2006 version, catalytic cycles involving ozone).