National Archives (UK)
Reference: KNY 666 372 x 5
Edmund Knyvett, Norwich, brother
Sir Ralph Shelton's death, outlawry against cousin Farmer for debt, Note of payments by Sir Thomas for herring etc. on dorse, (nd).

Reference: KNY 669-674 372 x 5
Henry Knyvett, London and Creake, a cousin, (brother of Sir Edmund Knyvett of Buckenham)
Mostly re business done for Sir Thomas and Henry's financial affairs and payment of his annuity. Refs. to suit of Sir Thomas with Henry's brother re debt, borrowing tax or subsidy book, search for a suitable foldcourse near Creake (Crab's Castle is suggested), rumour that Dr. Meye was made bishop, transport of corn to Sir Thomas at Cambridge, Henry's lack of 'favor counsell or cowmforte' except from his cousin Thomas Fermor, (1576, 1578 and undated).

Reference: KNY 424 371 x 8
Appointment by Sir Thomas Knyvett of Sir Henry Knyvett and Edmund Knyvett gent. to take seisin of the manor of Seend, (1579).

Reference: KNY 460 371 x 9
Acknowledgement of receipt by Edmond [sic] Knyvett gent. of Norwich of Sir Thomas Knyvett of £29 in part payment of £120 due upon bond, (1579).

Reference: KNY 425 371 x 8
Declaration
By Edmund Knyvett gent. lately undersheriff of Wiltshire that he took possession of pasture called Berells alias Bearhill in the said manor in the name of the whole manor for Sir Thomas Knyvett, (1580).

Reference: KNY 638-640 372 x 5
Henry Knyvett (brother of Sir Edmund Knyvett of Buckenham)
Purchase of lyng and cod in East Anglian ports, placing servant to learn brewing with the Fermors of East Barsham, book 'conteyning the fyrst orders for the erection of Crystes churche' for Sir Thomas Knyvett, (1580).

Reference: KNY 930, 931 372 x 6
Letters from Edmund Knyvett of Buckenham to his kinsman Sir Bassingborne Gawdy seeking his favour to get Mr. Baker made undersheriff, and cancelling appointment at Buckenham because of a cold, (1602, nd)

Reference: KNY 472 372 x 1
Bond from Edmund Knyvett gent. of Ashwellthorpe to Oliver Tompson tailor of Norwich for payment of £20, (1608).