Dear all, I have a job!  Consequently, as of 1 January 2012, snail-mail can reach me at the following address. Department of Physics and Atmospheric Science  Dalhousie University Halifax, N.S., Canada  B3H 3J5 I will, however, continue to use jeffegger@yahoo.ca as my primary e-mail address. Cheers, Jeff. [For admin and other information see: http://www.mta.ca/~cat-dist/ ]