Hair Spring Straightening (1974)

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Hand-picked by a BrighterTube curator · found via round-3 back catalogue of a channel Lumen picks video by video · 82% confidence

Explains hair spring straightening and repair process. Archival educational content demonstrating precision mechanical work from 1974.

A 17-minute video from Fran Blanche: “Hair Spring Straightening (1974)”.

Video by Fran Blanche, played through YouTube's embedded player.