Jim Kelley wrote:

Cecil Moore wrote:
Of course, there are always 2nd, 3rd, ... Nth order effects.
On this newsgroup, we are usually talking about first order
effects.

And so was Dr. Feynman.

I seriously doubt that Dr. Feynman ever said that the
majority of reflections occur somewhere else besides
the junction of two mediums.
--
73, Cecil http://www.w5dxp.com