How rare are the 1958 LEGO 2 x 2 Curved Bricks (224-3)?

As a 1958 piece from the Supplemental theme, these bricks are considered vintage and hold significant collectible value.

What is the set number for these curved bricks?

The specific set number for this item is 224-3.

This listing includes a total of 20 pieces.

Name: LEGO 2 x 2 Curved Bricks (224-3)
Brand: LEGO

Supplemental

Supplemental · 1958

Theme · SupplementalPieces · 20Set Number · 224-3Year · 1958

Used

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New / Sealed

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How rare are the 1958 LEGO 2 x 2 Curved Bricks (224-3)?: As a 1958 piece from the Supplemental theme, these bricks are considered vintage and hold significant collectible value.
What is the set number for these curved bricks?: The specific set number for this item is 224-3.
How many pieces are included in this lot?: This listing includes a total of 20 pieces.