sexternion
A GATHERING (2)
composed of six sheets, each folded once and
insetted. This was the form in which some bound
manuscripts and early printed books, especially
those of vellum, were assembled. The first and
twelfth, second and eleventh, etc., leaves being
conjugate. See also:QUATERNION ; QUINTERNION ; TERNION . (140 )
![[CoOL]](/icons/sm_cool.gif){kind=icon}