Not a full list by any means list.
Taken from notes made over many years of research in the writing of "This Mighty Isle".
These listed, are the ones that raised my imagination.
Proper recognition to authors and book titles given at end,but Not in any order or detail.
My thanks to all these Authors.

Iona:Place of the thinning viel.Columcille;the Wolf, Grandson of Niall of the Nine hostages High King [Ard-Ri ]379-405ce,his Mother,Eithne.The Bard whom rode a white horse.

Druid House : Symbolized as the great Trithithian[ [See Odes,People beyond the north-west wind]

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