köken: Inherited from Old French quaer, quaïer, from Latin quaternus. Doublet of caserne, from Old Occitan, and quaterne, a later borrowing from Latin. See also the old diminutive carnet.
booklet · signature; A group of four pages printed so that when folded, they become a section of a book · five sheets of paper; one fifth of a mà (“quire”); one hundredth of a raima (“ream”)