Below: 'Public Transport - how to do it' - video - Victoria and Queensland - 2024
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Below: Presentation to the Transport and Infrastructure Committee investigating the future of inter-regional rail in Aotearoa/New Zealand on 15 December 2022
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Below: Ray Columbus speaks to the idea of Cooltrainz. 2009
Below: Interview with Noelle McCarthy on Radio NZ National's "Kiwi Inventor who should be Famous". 2010"
Below: Taking Ray Columbus for a spin in the Holden Volt in 2012. The Volt was electric-drive with an onboard generator. Different and much more efficient than a hybrid.
