Mary, I found this transcript of Tom Corteen's, which gives a Kerruish place name which has been left out of the transcript on Brian's website (I have now sent this to him). Only a pledge for payment, but might be of interest.

Tom wrote:
"The Will of Thomas Kerruish, father of Margaret who married Robert Corteen in 1773.

Maughold

This is afirmed to be the Last will and Testament of Thos Kerruish of the parish of Kk Maughold who being of Sound mind and memory at the makeing hereof
First He committed his Soul to God and body to a Christian burial
Item He Left and bequeathed to his son Danl and to his Daughter Mary a Cow Equally between them and his part of the Sheep and a Chiss also Equally between them
Item He left to his son Robt the Croft and that he was not ^to get^ the benefit thereof Untill the Decease of his Mother and to his ^two^ Daughters Ann and Margt Six pence Each and Six pence Legacy to Every one that Craves
Lastly He Nominated Constituted and appointed his Loving wife Margt whole and Sole Execr of all the rest of his Goods and Effects movable and Immovable of what Kind or Nature soever

Witnesses
Phillip Quilleash my X
Margt Corteen
als Kerruish my X
Jur

At a Chapter Court holden at Lezayre Nov 10th 1786

The Excrx is sworn in Court in form of Law and hath given pledges for the payment of Debts & Legacies namely Robt Corteen & John Kerruish (B'velt) both of Kk Maughold
Probatum est
John Moore
Ev Christian"

Sue