The lace is based on an encoding of the letters of the word “Shetland” as numbers, it is not lace from Shetland nor is it meant to look like lace from Shetland. (this is why I call it "meta Shetland".)
See this blog post for more information.
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-Naomi Parkhurst
Shown with a cast-on count of 49 stitches.