1-
: 1c cast off behind own lines and back
9-
: 1c cross down (2c up) | turn 3c EH ; meet P, lead up to top and cast off to 2plx (2,1x,3)
17-
: 2c+1c L-Chain
25-
: 1c ½ Fig8 to L RSh to 4cnrs ; all turn P RH. 1c face out (2,1,3)