chancery hand

noun1

1. •
   (historical) Either of two styles of handwriting: a written form of black letter used in France and England from about 1350, developed in the Lateran chancelry in the 13th century, or a style of cursive handwriting introduced in the 1420s by Niccolò de' Niccoli, developed from humanist minuscule; a variety of either of these styles.

   • Her name, from Crawford's example of it, seems to me to be written in the same chancery hand, which renders the supposed forgery a mere copy, mistaken by Welwood for the original. — 1830