English knot instead of French knot. makes a true knot instead of a donut shaped knot. Comment: I believe this is what I know as a candlewick knot. Directions available in candlewicking patterns popular some years ago.
The colonial knot is one of several knotted stitches used in embroidery and is commonly used in Candlewicking embroidery. It can be worked individually, in groups as a filling, or along a line or path.