Details of extant records on Archives Network Wales for the following;

• Llanfairfechan Butcher Ledgers 1915-1935       "The Slater's directory of North and Mid Wales verifies that there was a butcher, R. Hughes, living at Bodlondeb House in Llanfairfechan in 1895..."
• Llanfairfechan Grocer Ledger  1932-1938   "According to the Slater's directory of North and Mid Wales in 1895 an E. Williams, grocer, was located at Alma Terrace in Llanfairfechan .... "
• Melin Isaf (Llanfairfechan) Account Book 1870-1878
• Papers of Idwal Davies, Llanfairfechan  1913-1941       "Idwal Davies,builder, contractor and undertaker of Upper Mill, Llanfairfechan..."
• Records of Thomas Hughes, grocer of Llanfairfechan 1894 - 1911    "a grocer and provision merchant and his business was located at Dwyryd House, Buckley Terrace, Llanfairfechan...."

• TNA provide:
  • A very useful  Research Guide: Companies and business
  • Their National Register of Archives (NRA) ("Discovery") is particularly useful for finding the location of the archived records of named organisations
• The Association of Business Historians creates and disseminates knowledge about business history.
• TNA hold some railway company records. (Ancestry provides subscription access to the TNA's railway employment records 1833-1958, from a number of historic railway companies.)
• Some employers' and trade association archives are held by Warwick University's Modern Record Centre.
• Trade directories can provide some information (including advertisements) about businesses, large and small, through the years.
• Railway Work, Life and Death - records of railway worker accidents in Britain between 1911 and 1915 - "a joint initiative between the University of Portsmouth and the National Railway Museum (NRM)".
• The John Lewis Memory Store: ". . . a living history of John Lewis & Partners. Through the site, people share their memories, photos, maps and information about John Lewis & Partners, past and present."
• United Kingdom Cemetery Records, from Interment.net.