I couldn't load the page in my IE browser until today (just upgraded it) so I've just been in and had a gander.
It is quite impressive, at least as a general guide to how things and people might have been moved around in times of general political stability, secure economy with consistent currency valuation, clear and consistent differences between social classes within the state, and clear distinction between military and civilian use and control of transport media.
I'm just wondering if such a time ever existed?