I'm not sure but probably is never let go.
its not a font that i know of. the graphic was manipulated from the original logo by "titleist" http://www.titleist.com/images/shell/logo.jpg
I just created a logo with a font i made based off of illest heres a link look at it http://tinypic.com/r/1es9if/5
This one is similar but i'm looking for that as well
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