P1-PB, is the abbreviation for purl one, and then place bead. While PB-p1 is the abbreviation for place bead, and then purl one. This stitch is used when you are working with beads in your knitting. It is similar to k1-bubble when you’re working with felt balls.
You start by pre-stringing your beads, then work as directed until you reach the abbreviation p1-pb or pb-p1.
How to work a p1-pb
P1, then pull bead into place after stitch just worked.
How to work a pb-p1
Pull bead into place after stitch just worked. Then purl the next stitch.