In the interval Chicheley found time to visit his diocese for the first time and be enthroned at St David's on the 11th of May 1411.
After an interval the polarization begins to be incomplete in the perpendicular direction, the light which reaches the eye when the nicol is set to minimum transmission being of a beautiful blue, much richer than anything that can be seen in the earlier stages.
In the interval, Douglas's rights in Aberbrothock had been transferred to James Beaton, archbishop of Glasgow, and he was now without title or temporality.
An interval of three years without rain has been known.
But in OS measures index error can be eliminated by bisecting both stars with the same web (or different webs of known interval fixed on the same frame), and not employing the fixed web at all.