initial research by Marylou Harris Wilkinson, descendant of JM Jones

1851UKC John M Jones & Family; Wales Census > Glamorgan > Eglwysilan > District 4b; image 1 of 51 @ancestry.com; Source information: HO107/2454; Registration district: Cardiff; Sub-registration district: Caerphilly; ED, institution, or vessel: 4b; Folio: 101; Page: 1; Household schedule number: 1; GSU Number:104195
John Jones b abt 1808 in Merthyr Tyded, Glamorgan, Wales, Head
Gwenllian Jones b abt 1808 in Bedwellty, Monmouthshire, Wales, Wife
John Jones b abt 1833 in Gellggan, Glamorgan, Wales, Son
Edward Jones b abt 1835 in Gellggan, Glamorgan, Wales, Son
Thomas Jones b abt 1837 in Gellggan, Glamorgan, Wales, Son
David Jones b abt 1839 in Gellggan, Glamorgan, Wales, Son
Jonathan Jones b abt 1841in Lanvabon, Glamorgan, Wales, Son
James Jones b abt 1844 in Lanvabon, Glamorgan, Wales, Son
Henry Smith Jones b abt 1844 in Eglwysilan, Glamorgan, Wales, Son
Jacob Jones b abt 1847 in Bedwellty, Monmouthshire, Wales, Son
Margret Jones b abt 1851in Mynyddislwyn, Monmouthshire, Wales, Daughter
Ann Hannan b abt 1839 in Monmouthshire, Wales, Niece

on 1870FCI John(Morris)Jones&fam; Pennsylvania > Luzerne > Lackawanna; Post Office Hyde Park; image 49 of 130 @ancestry.com there is a “Henry” listed who was born about 1844, but no James