and you'll find z-code interpreters for pretty much any device you can think of. I like in particular Gargoyle [1][2] which stands out as the only one with great font rendering/typography.
One of the coolest/ridiculous things about infocom games were the feelies [3] (a term they coined) There is a great collection [4] of photographs of all the packages and extras, some of which were including necessary clues to solve the games.