Rated 5 out of 5 stars

per bjacquem el jun. 3, 2010 · enllaç permanent

It's a pity that this add-on doesn't work with last versions of Thunderbird (and lightning). I used to print time schedules (and I liked it very much!) with it but I can't anymore since my last update (TB 3.0.4)...
Hope it will be upgraded soon !