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144 pin roundel (circular edge) - dots

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There are 144 pins round the outer (and inner) edge. The length of the repeated pattern must fit without overlapping. The factors of 144 are 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, so any of these lengths would fit.

Bobbin lace grid