| http://www.w3.org/ns/prov#value | - This is the model I chose: http://www.ebay.co.uk/itm/Qstarz-BT-Q1000XT-5Hz-66-Ch-Bluetooth-GPS-Receiver-Data-Tracker-Travel-Recorder-/390365791213?pt=UK_CE_GPS_Accessories_Software_ET&hash=item5ae39d43ed There are some others that looked quite the part -this is a 35mm film! - but battery life is less. http://www.ebay.co.uk/ctg/Holux-M-241-GPS-Receiver-/80177589?_dmpt=UK_AudioTVElectronics_GPSSyste
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