Bev's Single Crochet Beanie  
Copyright Beverly A. Qualheim 2010 and www.bevscountrycottage.com
Sized-newborn to 3 months with preemie in purple
1.5 oz baby or DK yarn (8ply)  I used  a #2 YARN 
Size F (3.75 mm) hook
Gauge: 6 rows=1" 5 sts=1"

Chain 4, join with a slip stitch to form a circle
Rnd 1: (preemies 8 sc) 12 sc inside circle.  Do NOT join- this is made going around and around. (8, 12 sc)
Rnd 2:  2 sc in each sc around.(16, 24 sc)
Rnd 3: Sc in ea sc around. (16, 24 sc)
Rnd 4: 2 sc in each sc around (32, 48 sc)
Remember do not join!
Rnd 5 and 6: sc in each sc around (32, 48 sc)
Rnd 7: *sc in 1st 2 sc, 2 sc in next.  Repeat from * around 
Rnd 8-44 or 7" (for preemies 32 rnds, 5") sc in each sc around.
End off with a slip stitch- cut a 4" tail and weave this on the outside of hat--that will be hidden inside when you roll up brim.

For girls hats-- at 6" do 1 row of DC for a ribbon.