Wabi Mitts free knitting pattern
Not in english, maybe use Google translator?
Cozy Mittens. Loving the construction of these mitts.
Free pattern by Sybil_R : Pieces of Eight Mitts by Sybil R. malabrigo Rastita in No Me Olvides y Aguas colorways.
Elizabeth Zimmerman's Thumb trick. A great seamless way to put a thumb into a mitten. Must try this!!!