http://epod.usra.edu/blog/2015/07/feathery-cirrus-and-hole-punch.html
Jul 9, 2015 #1 TomTerrific Well-Known Member Rating - 0% 0 0 0 Jul 11, 2010 4,061 38 Centre, Ky http://epod.usra.edu/blog/2015/07/feathery-cirrus-and-hole-punch.html