How rare is the 1980 LEGO Baseplate (840-1)?

This piece is from the Supplemental theme and dates back to 1980, indicating its vintage rarity.

What is the piece count for this set?

The set number 840-1 contains only 1 piece.

This specific baseplate is categorized under the Supplemental theme.

Name: LEGO Baseplate, Green (840-1)
Brand: LEGO

Supplemental

Supplemental · 1980

Theme · SupplementalPieces · 1Set Number · 840-1Year · 1980

Used

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New / Sealed

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How rare is the 1980 LEGO Baseplate (840-1)?: This piece is from the Supplemental theme and dates back to 1980, indicating its vintage rarity.
What is the piece count for this set?: The set number 840-1 contains only 1 piece.
What theme does this LEGO Baseplate belong to?: This specific baseplate is categorized under the Supplemental theme.