as per artprice.com: 1854-1922, in 2006 his drawings sold for between 950 and 1'000 usd. so, better check whether they really are prints and not originals:)
A woodcut is a type of picture. It is a print taken from a carved piece of wood. A lot of medieval books have this kind of picture. A Japanese woodcut is simply a woodcut style picture from Japan.
to me the few intaglio prints I've seen remind me of woodcut. I say #2