1911 census of Wales, Glamorgan, Merthyr Tydfil, Griffith Roberts; digital image, Ancestry (ancestry.co.uk : accessed 27 September 2016); citing Class: RG14; Piece: 32466 Schedule Number: 119.

Text from source:

Postal address: 77 Trevethick St., Merthyr Tydfil
Name Relation Sex Age Married Years Chd Born Chd Living Chd Died Occupation Industry Employ Status At Home Where Born Nationality Infirmity
Griffith Roberts Head M 22 M Coal miner Worker Caernarfonshire, Wales
Mary Roberts Wife F 23 M 1 year 6 months None Merthyr Tydfil, Glamorgan, Wales
Isaac Richards Father-in-law M 55 W Coal miner Worker Landshipping, Pembrokeshire, Wales