1–
: 1c lead down {3}, up {3} and cast off (2c up)
9–
: 1c cross down below 3c and cast up ; cross up between 2c and cast to 2pl (3c step in) ready for (2,1,3)
17–
: 1c+3c Poussette (2,3,1)
25–
: Circle6 and back