>>I see 'uaidh do ghebh' with a dash underneath the 'e'. Does
>> that always indicate 'ea'?
>Isn't this a sign that normally stands for "æ"?
The dash under the 'e' is in fact an 'a'. This is a version of the
ligature for 'ea'.
The ligature for 'ae' has the 'a' first, and neither letter is
subscript. An example of the 'ae' ligature is given at Gary Ingle's