Bedfordshire & Luton Archives & Records Service has a valuable document for genealogists trying to trace ancestors in Northill. This is P10/4/1 in the Northill parish archive. It is a list of inhabitants from whom money was to be levied for a new set of church bells in 1637. The text states: "A Ten Fould Levy agreed uppon & made the fifteenth of Maie An[o]o Domi[ini] 1637 By the inhabitants of Norrell for the makinge a newe frame for the Bells & Castinge them, & other repayers to be done towarde the Church and Steeple". 

The list of inhabitants of Ickwell to be charged is as follows:

Humphery Fishe Esq[ui]re
Henry Barnadiston Esq[ui]re
John Abbis Jun[io]r
Robert Piggott
ThomasHills
Widdowe Beale
Thomas Ayer
Will[ia]m Harrison
Robert Averell
widdowePark and Lewis Mordant Esq[ui]re
John Abbis Senior
Walter [H]assell
Lewis Keepe
It[em] for MrFishesLand
Richard Carter
It[em] for MrFishesLand
Tho[mas] Richardson
Samuel Prior for MrMarbrose's Land
Thomas Murrell