This section is from the "Embroidery Stitches" book, by M. E. Wilkinson. Amazon: Embroidery Stitches.
Satin Stitch. A stitch like very wide overcasting. A favourite stitch in embroidery to cover surfaces with quickly worked stitches. The needle is simply passed across, in at one edge of the design and out at the other. Leaves may be filled in solidly with this stitch.
 
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