Processing Equipment, Inc.
Industrial Central Vacuum Systems, portable, mist collectors ,including Dust Collection.
http://www.cat-vacuum-collectors.com

Australian Railway Industry Corporation
Australian railway export association comprising companies supplying technologies to railway operations worldwide.
http://www.aric.net.au/

Railway Preservation Resources
Helping professionals, museums and private owners understand, conserve, restore and operate historic railway equipment. Historic railway consulting, research, conservation, restoration and collection management.
http://www.railwaypreservation.com

OpenTrack - Simulation of Railway Networks
ETH Zuerich
http://www.ivt.baug.ethz.ch/opentrack.html

Aget Manufacturing Company
Offers information about industrial dust collectors, mist collectors, cyclones and air filters.
http://www.agetmfg.com

National Railway Company of Tunesia - SNCFT
Information on the Tunisian railway system
http://www.tunisiaguide.com/trains/trains-out.html

Railway Technical Web Pages
Find the best information on railways and railroads around the world.
http://www.railway-technical.com

The Railway Forum
UK railway trade association which represents all sides of the industry.
http://www.railwayforum.com

Kershaw Mfg. Co.
Kershaw is a manufacturer of railway maintenance equipment serving the railway, utility and forestry industries worldwide.
http://www.kershawusa.com/

Elektrokontakt N.V.
Elektrokontakt
http://www.elektrokontakt.com