Merionethshire
Census
- Barmouth - Census - Indexes 1901
- Dinas Mawddwy - Census - Indexes 1851
- Dolgellau - Census - Indexes 1851, 1881, 1891 & 1901
- Llanelltyd - Census - Indexes 1841, 1881
- Llanfachreth - Census - Indexes 1881
- Llanfair - Census - Indexes 1851
Church records
- Langar - Church records - Indexes CMBs 1664-1831
- Llanelltyd - Church records - Indexes CMBs (part)
- Llanfachreth - Church records - Indexes CMBs (partial)
- Maentwrog - Church records - Indexes CMBs (part)
- Trawsfynydd - Church records - Indexes CMBs
Civil Registration
- Civil Registration - Indexes No. Wales BMDs 1837-1950
Directories
- Dolgelly - Directories - 1835
- Dolgelly - Directories - Universal British Directory 1791