Maria Fetherston (Fetherstonhaugh) wrote a book "Robin Adair" which is in Oxford (University ?) Library.
Would Maria Fetherston be sister (mentioned in will) of -
Sir George Ralph Fetherston (will 1853, Ireland) In the last will and testament of Sir George Ralph Fetherston late of Ardach in the county of Longford Baronet deceased [having and so forth] was proved in Common form of Law and probate thereof granted by The Most Revd Father John George and so forth unto Frances Elizabeth Fetherston of the same place near EDGEWORTHSTOWN widow the sole executrix during life named in the said will she being first sworn personally saving and so forth Dated the 23rd day of August 1853 M Keating AJ Hawkins –Registrars
Proved at London the 19th day Dec 1853 before the Judge by the oath of Dame Frances Elizabeth Fetherston widow the relict the sole executrix for life to whom admon was granted having been first sworn by common? duly to administer