Personally I don't like round blankets and I preferred a 36x36 size so it's easier to bundle the baby in. A smaller one would be a good carriage size though.
I also preferred seamless booties.
http://carole.barenys.com/OneStrandBootie.html
http://pickinandthrowin.blogspot.com...-top-down.html
If you really want seamed ones here's a two needle one.
http://www.knittingonthenet.com/patt...stwoneedle.htm