Find Ancestors

Trying to find any descendants of the many siblings of my grandmother Sarah Edwards. All were children of Edward Edwards b Llanrwst Denbigh 1826 and Jane Edwards (nee Jones)b Llanllechid 1836. All except Catharine were born in Llanllechid Per 1881 Census Robert 1858 Went to Pennsylvania in 1881 and settled around Lehigh. We have managed to find Robert and his children Edward b 1888, Jane b 1894, and Annie b 1897 in US Census up to 1930 but whereabouts of current generations are unknown Thomas 1860 No information Amelia 1861 Married Evans and lived in Bangor, now have complete tree Jane Anne 1866 Married Edwards in Bala, now have complete tree Margaret 1868 Married Jones and then went to USA? No information Edward 1870 No information Mary Eleanor 1872 Married Arthur Crane and had a son Arthur in 1901, no further information Catharine 1874 Caenarvon Married Jahn A Owen in Liverpool in 1893 had three children Herbert b 1895, Edward b 1897, and Catharine 1900, but they went to Philadelphia Pennsylvania in 1908 We have managed to find the family in US Census up to 1930 but whereabouts of current generations are unknown Laura Grace 1876 Married Fred Shackleton in Bradford in 1897 and had a daughter Gwen in 1898. No further information Sarah 1877 (my grandmother) Married Frank Morgan in Derbyshire in 1905, complete tree known Lydia 1879 We believe that she was in Leeds sometime in the period 1910-20, no other information. Also trying to find out what happened to Ellin Jones b 1855 Llanllechid. She was the illegitimate daughter of Jane Jones born before Jane married Edward Edwards in 1857 and was last noted as Ellin Edwards living in Llanllechid in the 1871 Census.