Female basic block front neck and shoulder

18 through 21 to 19 connect with a concave curve (this is the front neck) https://www.niso.org/standards/z39-96/ns/oasis-exchange/table"> 18 to 22 shoulder length (15 to 9) minus 0.6cm taken from your pattern 22 to 23 square down 5cm. This provides the position and angle of the front shoulder.