_:vb6779162 "1773, Thomas Patten, A Letter to the Right Honourable the Lord North, Chancellor of the University of Oxford, Concerning Subscription to the 39 Articles, page 27:"@en . _:vb6779162 "Thus it is with regard to the elementary substance of fire; dispensed, perhaps, to every thing corporeal, but hid deepest in those substances which are most densely compacted. It is intimately abstruded in what poetical licence terms the Veins of Flint; [\u2026]"@en .