Records of Chancery as the royal secretariat and the residual department of Crown business in the middle ages, with a little later material from the Chancery Division of the Supreme Court.
Most of Chancery's functions came to be the responsibility of particular departments or officers with their own series of records, but a few early file series cannot easily be associated in this way.
Extents for debts are in C 131 and C 239
Inquisitions post mortem are in C 132, C 133, C 134, C 135, C 136, C 137, C 138, C 139, C 140 and C 141
Inquisitions post mortem and other inquisitions are in C 142, with inquisitions ad quod damnum in C 143, criminal inquisitions in C 144, and miscellaneous inquisitions in C 145
Recognizances of statute staple are in C 152, with early recognizances in C 259
Miscellaneous certiorari are in C 262, miscellaneous files and writs are in C 255, and assorted counterwrits (Stool Bundle) are in C 264