Answer: deckle

AnswerCrossword Clue
DECKLEIrregular paper edge
DECKLEUntrimmed paper edge.
DECKLEPaper edging
DECKLEIrregular edge, as for a book page
DECKLEIrregular edge
DECKLERough edge for a book page
deckleboard, usually of stainless steel, fitted under part of the wire in a Fourdrinier machine for supporting the pulp stack before it is sufficiently formed to support itself on the wire
decklethe irregular, untrimmed edge of handmade paper, often used for ornamental effect in fine books and stationery, now often produced artificially on machine-made paper
decklea frame used in making paper by hand, also DECKEL