Are these LEGO baseplates rare?

Yes, these 1986 Supplemental baseplates (814-1) are specific pieces from that era.

How many pieces are in this set?

This set includes a total of 3 pieces.

The theme for these baseplates is Supplemental.

Name: LEGO Baseplates, Green, Red and Yellow (814-1)
Brand: LEGO

Supplemental

Supplemental · 1986

Theme · SupplementalPieces · 3Set Number · 814-1Year · 1986

Used

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New / Sealed

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Are these LEGO baseplates rare?: Yes, these 1986 Supplemental baseplates (814-1) are specific pieces from that era.
How many pieces are in this set?: This set includes a total of 3 pieces.
What is the theme of this item?: The theme for these baseplates is Supplemental.