It took me a while to work out too! Start at 1 across with this line - we three kings of orient are bearing gifts. Then down the right side with - we traverse afar field and fountain moor. This gets you to the bottom of the right hand side. Carry on across the bottom writing from right to left - and mountain following yonder star o sta - then up the left hand side (finishing the word star first) - r of wonder star of night star with royal. Now you've been right round the perimeter and finish with 95d - beauty bright.