1-
: 1c set | cast off (2c up) ; 1c turn P RH **while{4}** 2c & 3c chase clw ½ to exchanged places (3x,1,2x)
9-
: Diagonal R&L (2,1,3)
17-
: 1c Fig8 on sides, 1c RSh to 3cnrs
25-
: All A&R ; all turn P RH (2,1,3)