Not so sure of that
These look like digital effects.
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Jeffrey44 (User was banned for this post), Tue 27 Mar 2018, 19:42,
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I didn't look at the video
Just assumed it was because it was the 1970s. All visual effects were either down to TV graphics designers or drugs or both
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The_cold_stare Coming here only when very, very bored, Tue 27 Mar 2018, 20:59,
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