Jefferies tube

Jefferies tube (TOS 07)

First Appearance	TOS 07 (29 Sep 1966)
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Prime Timeline
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Jefferies tubes^[1] were narrow engineering crawlspaces designed to allow access to the inner workings of a ship for maintenance and repair.^[2]

Notes and References

↑ The Jefferies tubes were so named in honor of Walter M. "Matt" Jefferies, production designer and art director for the original Star Trek.
↑ Roddenberry, Gene (Executive Producer). "The Naked Time". Star Trek, season 1, episode 4 (Production number 07). Directed by Marc Daniels. Written by John D.F. Black. Desilu Productions. 29 September 1966.