'Islwyn'.
'J.S.P.'.
'Jonathan' (pseudonym).
'Meirion' (pseudonym).
'Mihangel Glan Gele'.
'Myfyr'.
'Offa'.
'Omega' (pseudonym)
'Pyll Glan Conwy'.
'Sylwedydd' (pseudonym).
'Tafolog'.
'Talhaiarn' and others.
'Tegid' and others.
'Trebor Mai' and others.
'Tryfan'.
'Tudur'.
'W. P.'
'W. R.'
(?)Rees William Price.
(?)Thomas Richard Lloyd.
