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It is a 20 stripe tartan.
Colour Sequence
BKBKWKWKWKWKWKWKBKBKTartans with this colour sequence
This pattern is a design lineage: every tartan below shares one colour order, whatever its owner — near-identical designs are grouped, the largest lineage first (#112: the pattern is a tartan's second parent, beside its family or clan).
| Stewart/Stuart Royal (B,W. & Grey) |
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