See Welsh Chapels and Churches for a photograph of Rhosgoch Hermon Chapel
See John Ball's site Welsh Churches and Chapels Collection for a photograph/data re St Michael's Church, Bryngwyn
Church of St Michael, Bryngwyn on the Radnorshire Churches Survey site
Church and chapel data from The Religious census of 1851 : A Calendar of the returns relating to Wales, Vol 1, South Wales. Ed. by I.G Jones, & D. Williams. UWP, Cardiff, 1976. The names given towards the end of each entry are those of the informants.
Bryngwyn Parish; Statistics; Area 4536 acres; Population 146 males, 144 females, total 290
- Bryngwyn Parish Church Attendance - afternoon 35 1 service in English "Therev is no school in this parish" Rees Lloyd, Curate
- Hermon, Independent or Congregationalist Erected 1849 Attendance - morning 37, afternoon 30 scholars, evening 66 John Griffiths, Preacher, Portway, Bryngwyn