Endless knots 1-7
Graphics: Here's a small series of "endless knots", or "good luck knots", cut in linoleum:
As for the origin(s)/inspiration; one is Tibetan, one is Arab-inspired, the rest just inspired.
Two are authentic 1,000 year-old designs, while the rest are paraphrases of designs from the same period.
Some readers may recognize two of them from an earlier post.