This appears to be the family in the 1911 UK Census, available on Find My Past-
First name(s) Last name Relationship to household head Marital condition Gender Age Birth year Birth place Occupation William Watkins Head Married Male 45 1866 Leintwardine Herefordshire Coal Miner Hewer Image Transcription Sarah Jane Watkins Wife Married Female 46 1865 Tredegar Mon - Image Transcription William John Watkins Son Single Male 16 1895 Tredegar Mon Coal Miner Hewer Image Transcription Phoebe Watkins Daughter Single Female 14 1897 Tredegar Mon - Image Transcription George Watkins Son - Male 10 1901 Tredegar Mon School Image Transcription David Thomas Watkins Son - Male 7 1904 Tredegar Mon School Image Transcription
Albert James Watkins Son - Male 1 1910 Tredegar Mon - Image Transcription
David Herbert Boarder Single Male 65 1846 Tredegar Mon Colliery Haulier Under Ground Image Transcription William Williams Boarder Single Male 40 1871 Tredegar Mon Colliery Labourer Under Ground
Looking at the IMAGE of the original document, William and Sarah have been married about 17 years; and Sarah has had 8 children, 3 of whom have died previous to that Census, leaving the five listed above.
Search INDEX record of Albert James's Birth
Details of the entry if you want to order a FULL COPY from GRO Southport Lancashire - link provided on FMP.
First name(s) ALBERT JAMES Last name WATKINS Gender Male Birth day 7 Birth month 9 Birth year 1909 Age - Death quarter 4 Death year 1987 District BLAENAU GWENT Register number 1187 County Glamorganshire Volume 28 Page 98 Country Wales Record set England & Wales deaths 1837-2007 Category Birth, Marriage, Death & Parish Records Record collection Deaths & burials Collections from Great Britain (c) brightsolid online publishing ltd