1930 Tolman surface brightness test
http://en.wikipedia.org/wiki/Tolman_surface_brightness_test




2012 Marosz first Michelson Morley brightness version

( the same idea different tool )
we can see and measure West-East ( 30 km/s )

http://www.scienceagogo.com/forum/ubbthreads.php?ubb=showflat&Number=50228#Post50228