Gershom Williams
Born 1839 in Bangor. Workled for the FR as a Blacksmith (sometimes foreman) from about 1872 to 1881.
In 1881 was living at Plas Yn Penrhyn Gate House with his sons Charles (b.1863 and also a blacksmith), Gershom (b.1868) and Evan (b.1872). No wife is recorded.