Transportation Railroad

• BOTW UK Directory: Science: Technology: Transport: Railway Technology 

• French Compound Locomotive  - Reference for the technical application including detailed explanation on theories and design implementations.
• Railroad Technology Museum  - Offers information about the California State Railroad Museum in Sacramento, including visitor information, detailed listing of events, exhibits, and train rides, and an online museum store.
• Steam Locomotion - 21st Century  - Chronicles the development of the device including record on continuing efforts and technical information.
• The Transfer of Pioneering British Railroad Technology to North America  - Traces the history of railroad technology in the United States and the parentage of that technology by the British. Contains photographic exhibits and frequently asked questions, and is available in English or in Chinese.
• Transportation Technology Center, Inc.  - Provides details about the management of track as well as laboratory facilities, and engineering necessary to maintain railroads, as well as information about the Association of American Railroads, the parent company.