Apr 12, 2020 #2 P PFVA63 Airman 1st Class 204 225 Dec 7, 2010 Hi, That's really interesting. Thanks for posting. Pat
Apr 27, 2020 #3 Gnomey Globetrotting Surgeon General Staff Mod 69,370 8,268 Nov 28, 2004 London / Southsea / Royal Deeside, UK www.flickr.com Good one!