Cable on 288 stitches to a #1 circular needle with at least a 24 inch tether.Work 10 rows of k2/p2 rib.
Switch to #3 circular needle and knit 140 rows, inserting a marker yarn on each of the opposite sides and working it up to the armholes.
Cast off 6 stitches in each side of the marker yarn and remove.Decrease 3 stitches at beginning of next 2 rows then purl a row.
Decrease 1 stitch at each end of next 6 knitted rows.
Stop decreasing and do stockinette for a total of 70 rows.
Cast off 5 stitches at the beginning of the next 10 rows, 5 sets of 5 on each side.Keep remaining stitches on the tether of the needle. This is the back of the blouse.
Do stockinette, working the armholes the same as the back, until you have 70 rows from the start of the armhole.
Turn inside out. Use a third needle to knit together the stitches on the end twice.
Pull the inside stitch over the outside stitch so there is one stitch left on the needle.
Repeat this for 30 stitches.
Knit around to the other armhole and repeat knitting off the shoulder.
Pick up a circular needle with 16-12 inch tether, size 1, and knit 10 rows of k2/p2 rib.
Bind off in rib.
For long sleeves, cable 52 stitches onto #1 needles to fit my wrists.Work 10 rows of k2/p2 rib as for the bottom of the body.
Do stockinette stitch, increasing a stitch at each end of the 4th row until there are 100 stitches, then stop shaping until there are 145 rows.
For short sleeves, cable 100 stitches onto a #2 needle and do 10 rows of k2/p2 rib.Then do stockinette stitch for 45 rows.
Bind off 6 stitches at the start of the next 2 rows.Bind off 3 stitches at beginning of next 2 rows.
Decrease 1 stitch at each end of next and every alternate row 6 times.
Bind off 2 stitches at beginning of next 8 rows,
Bind off 3 stitches at beginning of next 2 rows,
Bind off 4 stitches at beginning of next 2 rows.
Bind off remaining stitches.
Sew sleeves into body.
I am not putting a copyright on this because I started with a pattern in my ancient, out of print Bantam Encyclopedia of Needlework. Then I made changes for my size, and to use circular needles, and to work the neck as part of the sweater instead of separately.