children of E M Gawne mentioned in his will (www.manxnotebook.com//famhist/wills/1872_eg.htm ) are
Item 28, to each of my sons Eden Heywood Gawne and John Moore Gawne in their severally attaining the age of 23 years the sum of five thousand pounds, and to my said grandson Drummond McLeod Gawne on his attaining the said age of 23 years the sum of three thousand pounds.
Item 29, for (in the manner hereinafter provided) the benefit of each of my daughters Emily Catherine, wife of John Quayle Esquire, Frances Alicia Mary wife of the Reverend Robert Dempster Bonner, and Isalen Jane Gawne the sum of five thousand pounds, the same to be payable or set apart at the expiration of twelve calendar months after my decease. Also in like manner for as[?] benefit of each of my daughters Katharine Eliza Gawne and Anna Margaret Gawne on their severally obtaining the said age of 21 years of marrying, whichever event shall first happen, (provided the marriage be with the approval and consent of my said wife of living or in the case of her decease with the approval and consent of the guardians or guardian of each daughter but not otherwise) the sum of five thousand pounds,

Isalen was apparently an invented name from Isabel Ellen