Aberayron and District Electricity Supply and Power Co. Ltd.

Aberdare Urban District Council.

Aberdeen Corporation.

Abertillery Urban District Council.

Aberystwyth Corporation.

Accrington Corporation.

Adwick-le-Street Urban District Council.

Airdrie Corporation.

Aldeburgh Electric Supply Co. Ltd.

Alderley Edge & Wilmslow Electricity Board.

Aldershot Corporation.

Alton District Electricity Co. Ltd.

Altrincham Electric Supply, Ltd.

Amble Urban District Council.

Ammanford Urban District Council.

Ashbourne Urban District Council.

Ashford Urban District Council.

Ashton-in-Makerfield Urban District Council.

Ashton-under-Lyne Corporation.

Askrigg & Reeth Electric Supply Co. Ltd.

Atherton Urban District Council.

Aylesbury Corporation.

Ayrshire Electricity Board.

Bacup Corporation.

Bangor Corporation.

Barking Corporation.

Barnes Corporation.

Barnoldswick Urban District Council.

Barnsley Corporation.

Barnstaple Corporation.

Barrow-in-Furness Corporation.

Barry Corporation.

Basingstoke Corporation.

Bath Corporation.

Batley Corporation.

Battersea Borough Council.

Beckenham Corporation.

Bedford Corporation.

Bedfordshire, Cambridgeshire & Huntingdonshire Electricity Co.

Bedwas and Machen Urban District Council.

Bedwellty Urban District Council.

Bermondsey Borough Council.

Bethesda Urban District Council.

Bethnal Green Borough Council.

Bexhill Corporation.

Bexley Corporation.

Bideford & District Electricity Supply Co. Ltd.

Bingley Urban District Council.

Birkenhead Corporation.

Birmingham Corporation.

Blackburn Corporation.

Blackpool Corporation.

Blandford Forum & District Electric Supply Co. Ltd.

Bolsover Urban District Council.

Bolton Corporation.

Borrowstounness Corporation.

Borth & Ynyslas Electric Supply Co. Ltd.

Boston & District Electric Supply Co. Ltd.

Bournemouth Corporation.

Bournemouth & Poole Electricity Supply Co. Ltd.

Bradford Corporation.

Bredbury and Romiley Urban District Council.

Brentford & Chiswick Corporation.

Brentford Electric Supply Co. Ltd.

Brentwood District Electric Co. Ltd.

Bridgend Urban District Council.

Bridgwater & District Electric Supply & Traction Co. Ltd.

Bridlington Corporation.

Bridport Corporation.

Brierfield Urban District Council.

Brighouse Corporation.

Brighton Corporation.

Bristol Corporation.

Bromley Corporation.

Buckie Corporation.

Buckrose Light & Power Co. Lt.d

Bude Electric Supply Co. Ltd.

Burford Electric Light & Power Co. Ltd.

Burgess Hill Electricity Ltd.

Burnham & District Electric Supply Co. Ltd.

Burnley Corporation.

Burton-upon-Trent Corporation.

Bury Corporation.

Buxton Corporation.

Caernarvon Corporation.

Caerphilly Urban District Council.

Calne Corporation.

Cambridge Electric Supply Co. Ltd.

Campbeltown and Mid-Argyll Electric Supply Co. Ltd.

Cannock Urban District Council.

Canterbury Corporation.

Cardiff Corporation.

Cardiff Rural District Council.

Cark & District Electricity Co. Ltd.

Carlisle Corporation.

Carmarthen Electric Supply Co. Ltd.

Castleford Urban District Council.

Central Electricity Board.

Central London Electricity Ltd.

Central Sussex Electricity Ltd.

Chasetown & District Electricity Co. Ltd.

Cheadle & Gatley Urban District Council.

Cheltenham Corporation.

Chepstow Electric Lighting & Power Co. Ltd.

Chesham Electric Light & Power Co. Ltd.

Chester Corporation.

Chesterfield Corporation.

Chichester Corporation.

Chislehurst Electric Supply Co. Ltd.

Chudleigh Electric Light & Power Co. Ltd.

City of London Electric Lighting Co. Ltd.

Clacton Urban District Council.

Cleethorpes Corporation.

Clitheroe

Clyde Valley Electrical Power Co.

Coatbridge Corporation.

Colchester Corporation.

Colne Corporation.

Colne Valley Electric Supply Co. Ltd.

Colne Valley Urban District Council.

Colwyn Bay Corporation.

Congleton Corporation.

Connah's Quay Urban District Council.

Conway Corporation.

Cornwall Electric Power Co.

County of London Electric Supply Co. Ltd.

Coventry Corporation.

Craven Hydro-Electric Supply Co. Ltd.

Crewe Corporation.

Crieff Electric Supply Co. Ltd.

Crook and Willingdon Urban District Council.

Croydon Corporation.

Culm Valley Electric Supply Co. Ltd.

Cwmbran Urban District Council.

Darlington

Dartford Corporation.

Darwen Corporation.

Dawlish Electric Light & Power Co.

Dearne District Electricity Board.

Denny & Dunipace Corporation.

Derby Corporation.

Derbyshire & Nottinghamshire Electric Power Co.

Dewsbury Corporation.

Dolgelly Urban District Council.

Doncaster Corporation.

Dorchester Corporation.

Dover Corporation.

Dumbarton Corporation.

Dumfries Corporation.

Dumfriesshire County Council.

Dunbartonshire County Council.

Dundee Corporation.

Dunoon & District Electricity Supply Co. Ltd.

Ealing Corporation.

Earby Urban District Council.

East Anglian Electric Supply Co. Ltd.

East Dereham Urban District Council.

East Devon Electricity Co. Ltd.

East Grinstead Urban District Council.

East Ham Corporation.

East Retford Corporation.

East Suffolk Electricity Distribution Co. Ltd.

Eastbourne Corporation.

Ebbw Vale Urban District Council.

Eccles Corporation.

Edinburgh Corporation.

Egham & Staines Electricity Co. Ltd.

Electric Supply Corporation, Ltd.

Electrical Distribution of Yorkshire, Ltd.

Electricity Distribution of North Wales & District, Ltd.

Ellland Urban District Council.

Epsom & Ewell Corporation.

Erith Corporation.

Eston Urban District Council.

Exe Valley Electricity Co. Ltd.

Exeter Corporation.

Falkirk Corporation.

Fareham Urban District Council.

Farnworth Corporation.

Faversham Corporation.

Felixstowe Urban District Council.

Fife Electric Power Co.

Finchley Corporation.

First Garden City, Ltd.

Fleetwood Corporation.

Folkestone Electricity Supply Co. Ltd.

Foots Cray Electricity Supply Co. Ltd.

Formby Urban District Council.

Fort William Corporation.

Frinton-on-Sea. & District Electric Light & Power Co. Ltd.

Fulham Borough Council.

Gainsborough Urban District Council.

Galloway Water Power Co.

Gellygaer Urban District Council.

Gillingham Corporation.

Glasgow Corporation.

Gloucester Corporation.

Gorseinon Electric Light Co. Ltd.

Grampian Electricity Supply Co.

Grange Urban District Council.

Gravesend Corporation.

Great Yarmouth Corporation.

Greenock Corporation.

Grimsby Corporation.

Guildford Corporation.

Guisborough Urban District Council.

Hackney Borough Council.

Halifax Corporation.

Hamilton Corporation.

Hammersmith Borough Council.

Hampstead Borough Council.

Harrogate Corporation.

Harwich Corporation.

Haslingden Corporation.

Hastings Corporation.

Hawarden Rural District Council.

Hawes Electric Lighting Co. Ltd.

Hazel Grove & Bramhall Urban District Council.

Hebden Royd Urban District Council.

Heckmondwike Urban District Council.

Helensburgh Corporation.

Herne Bay & District Electricity Supply Co. Ltd.

Hertford Corporation.

Heston & Isleworth Corporation.

Heywood Corporation.

High Wycombe Corporation.

Hindley Urban District Council.

Hitchin Urban District Council.

Holmfirth Urban District Council.

Holsworthy Electric Supply Co. Ltd.

Holyhead Urban District Council.

Horley & District Electricity Supply Co. Ltd.

Hornsey Corporation.

Horsham Urban District Council.

Horwich Urban District Council.

Hove Corporation.

Hoylake Urban District Council.

Huddersfield Corporation.

Ilford Corporation.

Ilfracombe Electric Light & Power Co. Ltd.

Ilkley Urban District Council.

Inverness Corporation.

Ipswich Corporation.

Isle of Wight Electric Light & Power Co. Ltd.

Islington Borough Council.

Keighley Corporation.

Kendal Corporation.

Kent Electric Power Co.

Keswick Electric Light Co. Ltd.

Kettering Corporation.

King's Lynn Corporation.

Kingston-upon-Hull Corporation.

Kingston-upon-Thames Corporation.

Kirkcaldy Corporation.

Kirkcudbright County Council.

Lanarkshire County Council.

Lanarkshire Hydro-Electric Power Co.

Lancashire Electric Power Co.

Lancaster Corporation.

Leeds Corporation.

Leek Urban District Council.

Leicester Corporation.

Leicestershire & Warwickshire Electric Power Co.

Leigh Corporation.

Lerwick Corporation.

Lewes & District Electric Supply Co. Ltd.

Leyton Corporation.

Lichfield Corporation.

Lincoln Corporation.

Littleborough Urban District Council.

Liverpool Corporation.

Llandrindod Wells Urban District Council.

Llandudno Urban District Council.

Llanelly & District Electric Supply Co. Ltd.

Llanfairfechan Urban District Council.

Llangollen Urban District Council.

Loch Leven Electricity Supply Co. Ltd.

London & Home Counties Joint Electricity Authority.

London Electric Supply Corporation Ltd.

London Power Co. Ltd.

Long Eaton Urban District Council.

Lossiemouth and Brandenburgh Corporation.

Lothians Electric Power Co.

Loughborough Corporation.

Louth Corporation.

Lowestoft Corporation.

Luton Corporation.

Lyme Regis Corporation.

Lynton & Lynmouth Electric Light Co., Ltd.

Lytham St. Anne's Corporation.

Macclesfield Corporation.

Machynlleth Electric Supply Co. Ltd.

Maesteg Urban District Council.

Maidenhead Corporation.

Maidstone Corporation.

Malvern Urban District Council.

Manchester Corporation.

Mansfield Corporation.

Margate, Broadstairs & District Electricity Board.

Market Drayton Electric Light & Power Co. Ltd.

Marlborough Corporation.

Marple Urban District Council.

Melton Mowbray Electric Light Co. Ltd.

Menai Bridge Urban District Council.

Mersey Power Co. Ltd.

Merthyr Electric Traction & Lighting Co. Ltd.

Metropolitan Electric Supply Co. Ltd.

Mexborough Urban District Council.

Mid-Cheshire Electricity Supply Co. Ltd.

Mid-Cumberland Electricity Co. Ltd.

Mid-Lincolnshire Electric Supply Co. Ltd.

Mid-Somerset Electric Supply Co. Ltd.

Middlesbrough Corporation.

Middleton Corporation.

Midland Electric Corporation for Power Distribution Ltd.

Midland Electric Light & Power Co. Ltd.

Milford-on-Sea Electric Supply Co. Ltd.

Milford Haven Urban District Council.

Millom Rural District Council.

Milnrow Urban District Council.

Milton & Barton-on-Sea (Hants) Electricity Supply Co, Ltd.

Minehead Electric Supply Co. Ltd.

Mirfield Urban District Council.

Mold Urban District Council.

Monmouth Electricity Co. Ltd.

Morecambe & Heysham Corporation.

Morley Corporation.

Motherwell & Wishaw Corporation.

Mountain Ash Urban District Council.

Musselburgh & District Electric Light & Traction Co. Ltd.

Mynyddislwyn Urban District Council.

Neath Corporation.

Neath Rural District Council.

Nelson Corporation.

New Mills Urban District Council.

Newark Corporation.

Newcastle & District Electric Lighting Co. Ltd.

Newcastle-under-Lyme Corporation.

Newcastle-upon-Tyne Corporation.

Newmarket Electric Light Co. Ltd.

Newport Corporation (Mon.).

Newton-le-Willows Urban District Council.

Normanton Urban District Council.

North Berwick Corporation.

North-Eastern Electric Supply Co. Ltd.

North Lincolnshire & Howdenshire Electricity Co. Ltd.

North of Scotland Electric Light & Power Co. Ltd.

North Somerset Electric Supply Co. Ltd.

North Wales and South Cheshire Joint Electricity Authority.

North Wales Power Co. Ltd.

North West Midlands Joint Electricity Authority.

Northampton Electric Light & Power Co. Ltd.

Northmet Power

Northwood Electric Light & Power Co. Ltd.

Norwich Corporation.

Notting Hill Electric Lighting Co. Ltd.

Nottingham Corporation.

Nuneaton Corporation.

Oban Corporation.

Ogmore & Garw Urban District Council.

Oldham Corporation.

Ormskirk Electric Supply Co. Ltd.

Ossett Corporation.

Oswestry Corporation.

Oxford Corporation.

Padiham Urban District Council.

Paignton Electric Light & Power Co. Ltd.

Paisley Corporation.

Peacehaven Electric Light & Power Co. Ltd.

Penarth Urban District Council.

Penmaenmawr Urban District Council.

Penrith Electric Supply Co. Ltd.

Penybont Rural District Council.

Perth Corporation.

Peterborough Corporation.

Peterhead Electricity Co. Ltd.

Petersfield Electric Light & Power Co. Ltd.

Plymouth Corporation.

Plympton,St. Mary Rural District Council.

Pontardawe Rural District Council.

Pontypool Electric Light & Power Co. Ltd.

Pontypridd Urban District Council.

Poplar Borough Council.

Port Talbot Corporation.

Porthcawl Electricity Co. Ltd.

Portland Urban District Council.

Portsmouth Corporation.

Prestatyn Urban District Council.

Preston Corporation.

Pudsey Corporation.

Radcliffe Corporation.

Ramsgate & District Electric Supply Co. Ltd.

Rawtenstall Corporation.

Reading Corporation.

Redcar Corporation.

Reigate Corporation.

Rhondda Urban District Council.

Rhyl Urban District Council.

Richmond (Surrey) Electric Light & Power Co. Ltd.

Richmond (Yorks) Corporation.

Ringmer & District Electricity Co. Ltd.

Ringwood Electric Supply Co. Ltd.

Risca Urban District Council.

Rochdale Corporation.

Rotherham Corporation.

Rugby Corporation.

Rushden & District Electric Supply Co. Ltd.

Ruthin Corporation.

St. Austell & District Electric Lighting & Power Co. Ltd.

St. Helens Corporation.

St. Marylebone Borough Council.

St. Pancras Borough Council.

Sale Corporation.

Salford Corporation.

Salisbury Electric Light & Supply Co, Ltd.

Scarborough Corporation.

Scottish Central Electric Power Co.

Scottish Midlands Electricity Supply Ltd.

Scottish Southern Electric Supply Co. Ltd.

Scunthorpe Corporation.

Seaford & Newhaven Electricity Ltd.

Seaham Urban District Council.

Seaton and District Electric Light Co. Ltd.

Sedbergh Electricity Supply Co. Ltd.

Settle and District Electricity Co. Ltd.

Sevenoaks & District Electricity Co. Ltd.

Sheerness & District Electric Supply Co. Ltd.

Sheffield Corporation.

Shipley Urban District Council.

Shoreditch Borough Council.

Shoreham & District Electric Lighting & Power Co. Ltd.

Shropshire, Worcestershire & Staffordshire Electric Power Co.

Skelmorlie Electric Supply Co. Ltd.

Skelton and Brotton Urban District Council.

Skipton Urban District Council.

Sleaford Urban District Council.

Slough & Datchet Electric Supply Co. Ltd.

South Cumberland Electricity Supply Co. Ltd.

South-East Kent Electric Power Co. Ltd.

South-East Yorkshire Light & Power Co, Ltd.

South London Electric Supply Corporation, Ltd.

South Metropolitan Electric Light & Power Co. Ltd.

South Shields Corporation.

South Somerset & District Electricity Co. Ltd.

South Wales Electric Power Co.

Southampton Corporation.

Southend-on-Sea Corporation.

Southport Corporation.

Southwark Borough Council.

Spalding Urban District Council.

Spenborough Urban District Council.

Stafford Corporation.

Stalybridge, Hyde, Mossley & Dukinfield Transport & Electricity Board.

Stanley Urban District Council.

Stepney Borough Council.

Steyning Electricity Ltd.

Stirling Corporation.

Stockport Corporation.

Stockton-on-Tees Corporation.

Stoke Newington Borough Council.

Stoke-on-Trent Corporation.

Stone Urban District Council.

Stornoway Electric Supply Co. Ltd.

Strathclyde Electricity Supply Co. Ltd.

Stretford & District Electricity Board.

Stroud Electric Supply Co. Ltd.

Sunderland Corporation.

Sussex Electricity Supply Co. Ltd.

Sutton Coldfield Corporation.

Swansea Corporation.

Swindon Corporation.

Swinton & Pendlebury Corporation.

Tadcaster Electricity Co. Ltd.

Tamworth District Electric Supply Co. Ltd.

Taunton Corporation.

Teignmouth Electric Lighting Co. Ltd.

Thornbury & District Electricity Co. Ltd.

Thornton Cleveleys Urban District Council.

Thurrock Urban District Council.

Thurso & District Electric Supply Co. Ltd.

Tiverton Corporation.

Todmorden Corporation.

Tonbridge Urban District Council.

Torquay Corporation.

Towyn, Aberdovey and District Electricity Co. Ltd.

Tredegar Urban District Council.

Trent Valley & High Peak Electricity Co. Ltd.

Tunbridge Wells Corporation.

Turton Urban District Council.

Tynemouth Corporation.

Ulverston Urban District Council.

Urban Electric Supply Co. Ltd.

Uttoxeter Urban District Council.

Uxbridge & District Electric Supply Co. Ltd.

Wakefield Corporation.

Wallasey Corporation.

Walsall Corporation.

Walthamstow Corporation.

Walton and Weybridge Urban District Council.

Warmley Rural District Council.

Warrington Corporation.

Watford Corporation.

Weald Electricity Supply Co. Ltd.

Wellingborough Electric Supply Co. Ltd.

Wellington District Electricity Co. Ltd.

Welwyn Garden City Electricity Supply Co. Ltd.

Wessex Electricity Co.

West Bromwich Corporation.

West Cambrian Power Co. Ltd.

West Devon Electric Supply Co. Ltd.

West Gloucestershire Power Co. Ltd.

West Ham Corporation.

West Hampshire Electricity Co. Ltd.

West Hartlepool Corporation.

West Kent Electric Co. Ltd.

West Lothian County Council.

West Midlands Joint Electricity Authority.

West Riding Automobile Co. Ltd.

Westmorland and District Electricity Supply Co. Ltd.

Weston-super-Mare & District Electric Supply Co. Ltd.

Weymouth and Melcombe Regis Corporation.

Whitby Urban District Council.

Whitehaven Corporation.

Whitstable Electric Co. Ltd.

Whitworth Urban District Council.

Wick Corporation.

Wickford & District Electricity Supply Co. Ltd.

Wigan Corporation.

Wigtownshire Electricity Co. Ltd.

Willesden Corporation.

Wilton Electricity Supply Co. Ltd.

Wimbledon Corporation.

Winchester Corporation.

Windermere & District Electricity Supply Co. Ltd.

Windsor Electrical Installation Co. Ltd.

Wisbech Electric Light & Power Co. Ltd.

Witney Urban District Council.

Woking Electric Supply Co. Ltd.

Wolverhampton Corporation.

Woodstock & District Electrical Distribution Co. Ltd.

Woolwich Borough Council.

Worcester Corporation.

Workington Corporation.

Worksop Corporation.

Worthing Corporation.

Wrexham Corporation.

Yale. Electric Power Co. Ltd.

York Corporation.

Yorkshire Electric Power Co.