Harry Veeder wrote: > > > I have no doubt the fringes will shift by pushing against this > particular beam splitter. What one needs is a "sag-o-meter". Wait... > doesn't this apparatus perform this function?
A sag-o-meter? You mean, like the one used in the Koreshan Unity survey of 1897, which proved that the Earth is hollow, and we're living on the *inside*? See: http://www.lhup.edu/~dsimanek/hollow/morrow.htm and numerous other sites, I'm sure.
