Daguerreotypes Spur Book on John Dillwyn Llewelyn
"This story begins in 1973 with a man in Wales tidying up the mess in his garage and discovering a box of daguerreotypes. Uncertain whether to throw it out, he waited until his brother-in law asked advice from a friend who was a photographer and documentary filmmaker. The friend, Noel Chanan, strongly advised him to hold tight onto a box that must be brimful of history."
Whole article in The Sunday New York Times here: