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Helicopter Hire's G-BGYF (which featured earlier in the thread) as she appears in the 1980 movie 'Hopscotch' as recently viewed by Treadigraph
The 'plank' described by Treadigraph from the same film
Was looking at the image of SPEY (above) and the unorthodox tie down used for her 'mainsail' - then I spotted the tip-targets and realised that TRC/VFR must have been tracking her!