I would appreciate hearing from anyone with links to the following names in my goal to try to find more information on these families.

Daniel/Donald Ferguson born abt 1775 (died 1855 Port of Menteith)
Isabella Murdoch married Donald 1800 at Callander

John Murdoch (Isabella's father) born abt 1777

and Duncan Ferguson (Daniel/Donald's father) birth date unknown but married a Margaret Mackinley?? from Callander