'Pencil sketch landscape' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Pencil sketch landscape study' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Pencil sketch landscape study, two sheets stuck together' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Pencil sketch landscape study' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Pencil sketch, landscape study' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Pencil sketch landscape study' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
'Landscape pencil sketch' by Penry Williams Math Eitemau Uwchlwytho gan Amgueddfa ac Oriel Gelf Castell Cyfarthfa
Cerdyn post oddi wrth Catherine Ann Thomas, Rhydyclafdy, at ei mab, William Benjamin Thomas Math Eitemau Uwchlwytho gan Llongau-U
Rhondda Fawr: Industry & Landscape Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
LLwynypia: Landscape & Geology Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Pen Rhys: Landscape & Industry Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Treorchy: Landscape Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
