Gauge (after blocking) 15 stitches & 11 Rows = 4" / 10 cm in corner-to-corner lace pattern with 2 strands held together with US G/6 (4.0 mm) hook
Mill p.77 Main Body Assemly (Chart 3) With RS facing you, whipstitch the motifs together,..
Hobbus p.80 Yarn Sample is shown in #4 Light Grey (MC)
Voltaire
There was an error in the increase placement in both the sample photos published in the book and in the pattern. (The stitch counts and row numbers in the pattern are correct.) When worked as written, the finished piece will match the appearance of the Size 4 second sample shown in the photos below.