Tacoistas, Roots of huge solar explosions may lie in 'coronal cavities' <http://fxn.ws/S9745K>. and affect our short wave propagation 73 André N4ICK -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://amrad.org/pipermail/tacos/attachments/20120922/89d40dac/attachment.html>