I do not know if the iPlayer is available outside the UK but this short programme gives a great insight into the development by Malcolm McClean of the intermodal box, and all of its benefits http://www.bbc.co.uk/programmes/b08jbd20 Peter Peter Harris N Scale Kits www.nscalekits.com
It is audio only, and looks to be part of a series of 50 programmes. If it is allowed outside the UK it should be playable in a HTML-5 capable browser (and might still work on Flash too) without any special player.
