| Accreditation | Unaccredited |
| Admin_hierarchy | /Wales/Ceredigion (Welsh UA) |
| Alternative_museum_name | Trer-ddol Museum |
| Deprivation_index | 7 |
| Deprivation_index_crime | 9 |
| Deprivation_index_education | 8 |
| Deprivation_index_employment | 8 |
| Deprivation_index_health | 10 |
| Deprivation_index_housing | 4 |
| Deprivation_index_income | 8 |
| Deprivation_index_services | 1 |
| Founder | R. J. Thomas |
| Founder_source | see notes |
| Geodemographic_group | English and Welsh Countryside |
| Geodemographic_group_code | 3ar |
| Geodemographic_group_name_long | 3ar-English and Welsh Countryside |
| Geodemographic_subgroup | Older Farming Communities |
| Geodemographic_subgroup_code | 3a1r |
| Geodemographic_subgroup_name_long | 3a1r-Older Farming Communities |
| Geodemographic_supergroup | Countryside Living |
| Geodemographic_supergroup_code | 3r |
| Geodemographic_supergroup_name_long | 3r-Countryside Living |
| Governance | Government-National |
| Latitude | 52.511984 |
| Longitude | -3.976075 |
| Name_of_museum | Yr Hen Gapel Museum |
| Notes | HYBRID. Operated by Ceredigion District Council on behalf of National Museum of Wales 1988-1996. GOVERNANCE CHANGE. Independent Private 1961-1976. Government National 1976-1996. Originally founded by R. J. Thomas as a museum of bygones. Museum became a branch of St Fagans, part of the National Museum of Wales. Displays were changed to history of religion 1978-88, then reverted to bygones 1988-1996. Visitors 1976-77: 1419; 1977-78: 1440. From National Museums Wales annual reports. Source for subject and governance changes is Ceredigion, Journal of the Cardiganshire Antiquarian Society. Vol. 13, no. 3, 1999, p87. |
| Notes_internal | Was a branch of St.Fagans |
| Postcode | SY20 8PN |
| Primary_provenance_of_data | Misc |
| Region_country | Wales |
| Size | small |
| Size_prov | mm_prediction_random_forest |
| Subject_Matter | Mixed-Bygones |
| Town_or_City | Machynlleth |
| Year_closed | 1996:1996 |
| Year_closed_source | https://wikishire.co.uk/w/index.php?title=Llangynfelyn&oldid=26136 |
| Year_opened | 1961:1961 |
| Year_opened_source | doc35 |
| media | 0 |
| project_id | mm.misc.132 |