Agree with Pinot..
"... may [mae] y cyflog yn fychan iawn yn shir[Sir] Dinbych ..

.. (yn?) 3 swllt, haidd (with a curled 'd' - the alternate way if writing "dd") yn 5 swllt, a bwyd yn yr wythnos"
transl.: "... wages are very small in Denbighshire ...

is 3 shillings, barley is 5 shillings, and food in (during?) the week..."
unable to decipher what the

refers to