Joining blocks with an invisible stitch. Marianne, you'll want to do this on your blanket! (And now I can finish mine, since I never liked the connecting stitches I had!
cuadrado a crochet para colcha - Crochet a la moda! Looks like just doubles and chain stitches.
very pretty pattern for curtains or a lacy blanket Crochet: Punto Combinado # 14