In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Nantygwryd like this:
NANTYGWRYD, a township in Llangollen parish, Denbigh; near Llangollen.
This is the only descriptive gazetter entry we have found, but you may be able to find further references to Nantygwryd by doing a full-text search here.
Sorry, but no mentions of this place can be found.
This website includes two large libraries, of historical travel writing and of entries from nineteenth century gazetteers describing places. We have text from these sources available for these places near your location:
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