At 00:31 06-02-11, you wrote:
At 12:47 PM 2/5/2011, Chris Albertson wrote...But "magnetic variation" can be can be gotten from a map..
e.g. http://www.intermagnet.org/apps/plt/dataplot_e.php?plot_type=dif_plot _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.