OK, Nigel, here are the drawings I promised:
http://www.swifttools.com/Gordon's Erection.gif http://www.swifttools.com/Steve's Erection.gif http://www.swifttools.com/Flying Shore.gif
Sorry folks, the links didn't work because of spaces in the filenames. I have removed the spaces so here are the links again:
http://www.swifttools.com/Gordon'sErection.gif http://www.swifttools.com/Steve'sErection.gif http://www.swifttools.com/FlyingShore.gif
Those of you who were expecting gay porn will be disappointed.