www.acetrains.co.uk Manufacturers of ACE Trains ready-to-run loco's and rolling stock. www.modelfair.com Distributors of ACE Trains and other 'O' gauge stock. www.railmaster.co.nz New Zealand ACE distributor. www.maldonrail.com 'O' gauge replica 3-rail track. www.helmsmanuk.co.uk Manufacturers of model railway controllers and accessories. www.hrca.net The association for collectors of Hornby trains. http://homepage.ntlworld.com/brian.mrcat/ Rolling stock overlay. www.dutchhrca.nl Dutch Hornby Railway Collectors Association.