Object label
LEGO · LEGO · Duplo and Explore · 1999
LEGO Supplementary Set (9123-1) is a 1999 set from the Duplo and Explore theme with 56 pieces.
Supplementary Set (9123-1) is a LEGO Duplo and Explore release from 1999 with 56 pcs. GrailHub tracks it as part of the LEGO collecting lane, where set number, theme, release year, piece count, and display appeal all help collectors understand how the set fits on a shelf.
LEGO collectors often browse by theme first, so this page links back into Duplo and Explore, LEGO, and related LEGO objects. Use those links to compare nearby releases, find other display sets, or move from a single set into the wider theme.
Related LEGO entries currently connected to this object include P4P Toolkit, Six Bricks, and Animals. These links make it easier to keep exploring without jumping back to a generic search page.
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