Here are some links to sites that I find useful.

Manufacturers:

• QSI Solutions
• Model Rectifier Corporation
• Athearn Model Trains

Hobby Shops:

• Tony's Train Exchange

Software:

• Trainz 2009 Railroad Simulator
• Microsoft Train Simulator 2
• AnyRail

Magazines:

• Model Railroader
• Model Railroad Craftsman
• Model Railroad Hobbyist

Picture Sites:

• RailPictures.net
• New England Rail Photos

Modellers who's work I admire:

• Pelle K Soeborg
• Lance Mindheim