Introduction
An interactive 3D model of a railway bogie.
Additional Resources
http://www.railway-technical.com/trains/rolling-stock-index-l/bogies.html
http://www.ejrcf.or.jp/jrtr/jrtr18/pdf/f52_technology.pdf
http://www.bpel.co.uk/post/what-components-make-up-train-bogies