vintage baby knitting pattern for 3 ply layette set blanket booties dress bonnet matinee jacket including premature sizes This item is a PDF file of the knitting pattern for these gorgeous baby items. The pattern will be available for download upon receipt of payment, for you to print out or read from your computer. Traditional and beautiful, knit with 3 ply yarn. A wonderful array of items, in sizes 12 up to 18 inches.