STONECUTTERS (& DEALERS IN SLATE)

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1828

Trevor Roberts - Greengate Street

1835

Owen Roberts - Greengate Street

1844

Owen Edwards - Greengate Street
John Owens - Castle Street
Lewis Williams (Stone Mason) - Henwalia

1846

Owen Edwards - Greengate Street
John Owens - High Street

1850

Owen Edwards - Greengate Street
Hugh Hughes - Chapel Street
Owen Morris - Castle Ditch
John Owens - High Street
Lewis Williams - Bangor Street

1853

Owen Edwards - Greengate Street
Hugh Hughes - Chapel Street
Owen Morris - Castle Ditch
John Owens - High Street
Lewis Williams - Bangor Street

1856

Owen Edwards - Castle Ditch
Owen Jones & Co. - Slate Quay
Richard Owen & Co. (Porth yr Aur Slate Works) - High Street
Roberts, Griffiths & Co. - Penmorfa Slate Works
Williams & Griffiths - Newborough Street

1858

Owen Edwards - Castle Ditch
Owen Jones & Co. - Slate Quay
Richard Owen & Co. (Porth yr Aur Slate Works) - High Street
Roberts, Griffiths & Co. - Penmorfa Slate Works
Williams & Griffiths - Newborough Street

1859

Owen Edwards - Castle Ditch
Owen Jones & Co. - Slate Quay
Richard Owen & Co. (Porth yr Aur Slate Works) - High Street
Roberts, Griffiths & Co. - Penmorfa Slate Works
Williams & Griffiths - Newborough Street

1868

Humphreys & Co. Limited (& Enamelled Slate Manufacturers) - Castle Slate Works. (Robert Humphreys - Manager)
John Jones & Son (Stone Masons & Builders) - Slate Quay
Owen Jones & Co. - Slate Quay
Richard Hugh Owen - Porth yr Aur Slate Works, High Street
Roberts, Griffiths & Co. - Glanmorfa Slate Works
William Thomas (& Builder) - 15 Tithebarn Street
Williams, Griffiths & Co. (& Marble) - Tithebarn Street

1880

Griffiths & Williams - Dinorwic Street
John Hughes - Tyn-y-cei
Griffith Jones & Co. - South Penrallt
Hugh Jones & Co. - Slate Quay
Nicholls & Owen (Enamelled Slate) - Balaclava Road