Closed Herringbone Stitch

Used for shadow work. The reverse is Double Back Stitch.

100 Embroidery Stitches, p 17 A-Z of Embroidery Stitches, p 113 [Shadow Work - Closed Herringbone Stitch*] Mary Thomas's Dictionary of Embroidery Stitches, p 118 [Close Herringbone] The Stitches of Creative Embroidery, p 79 [Closed Herringbone or Double Back Stitch]