Aberdare Boys’ Grammar School History

Abergavenny Local History Society

Ammanford & District Archaeology & History Society

Archives Network Wales

Bibliography of the History of the Cynon Valley

Breconshire Local & Family History Society

Bridgend & District Local History Society

Caerphilly Local History Society

The Cambrian Newspaper Index Online, (mainly covering the period 1804–1881)

Carmarthenshire Antiquarian Society

Ceredigion Local History Forum

Ceredigion’s Pubs: A Pint of History Please

Cowbridge History Society

Cwm Dulais Historical Society

Cynon Culture

Cynon Valley Museum (Facebook)

Cynon Valley Museum: ‘Stories from the Collection’

Cynon Valley Museum Trust

The Friends of St John the Baptist Church

Fochriw | Darran Valley History Group

Gelligaer Historical Society

Genealogy UK & Ireland: Aberdare

Genealogy UK & Ireland: Glamorgan

Glamorgan Family History Society

Glamorgan History Society

Glamorgan Archives (previously Record Office)

Glamorgan Archives: Catalogue Search

The Glamorgan-Gwent Archaeological Trust

History of Glanamman and Garnant

Glyndwr’s Mountain Ash Male Choir

Glynneath & Cwmgwrach Historical Society

Grace’s Guide to British Industrial History

Grangetown Local History Society

Hirwaun Historical Society

The Historical Association, Swansea Branch

The Kenfig Society - Cymdeithas Cynffig

Llafur: The Welsh People’s History Society

Llandeilo History

Llanishen Local History Society

Llantrisant & District Local History Society

Llantwit Major Local History Group

Llynfi Valley Historical Society (Facebook)

Maps: Aberdare Town Centre, 1868, 10.56 feet to the mile

Maps: Ordnance Survey Maps - Six-inch England and Wales, 1842–1952

Maps: Ordnance Survey Maps - 25-inch England and Wales, 1841–1952

Maps: The Tithe Maps of Wales

Maps: UK and Irish Canal Maps

Maps: UK and Irish Historic Railway and Tramway Maps

Merthyr Tydfil Historical Society

Morgannwg - Journal of Glamorgan History, 1957-2004

National Library of Wales - Llyfrgell Genedlaethol Cymru

Neath Antiquarian Society

Newport History Society

Ogmore Valley Local History & Heritage Society

Oystermouth Historical Association

The Place-Names of the Parish of Penderyn

Pentyrch and District Local History Society

People’s Collection Wales

Pillars Of Faith - Rhondda Chapels

Pontypridd Historical Society

Pontypridd Museum

Port Talbot Historical Society

Radyr and Morganstown Local History Society

Resolfen History Society

Rhondda Cynon Tâf Libraries - Digital Photo Archive

Rhondda Cynon Tâf Library Service - “Our Past”

Rhondda Cynon Tâf History and Heritage:
   Home,    Walking Trails,   Driving Trails,   Blue Plaques,   Audio Trails

Risca Industrial History Museum & OHIHS

Roath Local History Society

The Royal Institution of South Wales

Silenced Harp - writings mostly historical about Mountain Ash, by David H. Jones

Skewen & District Historical Society

South Wales Record Society

Swansea Valley History Society

Tenby Historical Society

Tongwynlais Historical Society

Treboeth History Society (Facebook)

Welsh Biography Online

Welsh History Review : Cylchgrawn Hanes Cymru, 1960-2001

Welsh Journals Online

Welsh Newspapers Online

Welsh Railways Research Circle

West Glamorgan Archives Catalogue Search

Ystalyfera History and Heritage

Ystradgynlais History and Heritage
 

Some audio and video links

Welsh Coal Strike Scenes at Aberaman - 1910  — BFI Archive

Street teas in Aberaman, 1945   by Archie Bucknell Andrews (pharmacist)  — BFI Archive

Michael Forrest, (Part 1 of 14). From An Oral History of British Science (British Library)

Michael Forrest, (Part 2 of 14). From An Oral History of British Science (British Library)

Mining Review - February 1963 - No. 6 - The Closure of Aberaman Colliery

The George Ewart Evans collection of oral history

Morien Morgan: Spanish Civil War Recollections. Oral history (In Four Parts)

The 1955 locally produced 45-minute film
  Aberdare: Queen of the Hills, Aberdâr: Brenhines Y Bryniau