Andrea Mowry's LYS - Little Yellow Sweater is the perfect staple piece to add to your wardrobe. Throw it on over dresses and tunics or buttoned up and paired with high waisted skirts and trousers! 

An interesting knitting project LYS is a seamless knit, you'll need an understanding of tubular cast on / cast off and short-rows.

Sizes: 1 (2, 3, 4)(5, 6, 7, 8)
Finished Measurements: 76(86.5, 96.5, 107)(117, 127, 137, 147.5)cm / 30(34, 38, 42)(46, 50, 54, 58)” 
Recommended ease is -5 to 5 cm / -2 to 2"; Sample is shown in Size 2 on a 86.5cm / 34" bust with no ease. It is highly recommended to size down instead of up if you are between sizes so that the yoke fits properly.
Yarn:  - 100% Portuguese Wool; 100g / 385m(421yds)  
Quantity: 3 (3, 4, 4)(4, 5, 5, 6) skeins 
Needles: main fabric: 3.25 mm / US3 – 60cm/24" to 100cm/40" circular and preferred needles for small circumference knitting (Magic Loop or DPNs)
ribbing: 2.5mm / US1.5 - 60cm/24" to 100cm/40" circular and preferred needles for small circumference knitting (Magic Loop or DPNs), plus a spare for the Tubular Bind Off.  
Notions: stitch markers (8-10), row counter (recommended), scissors, waste yarn or stitch holders, 16 to 20 - 1/2” buttons, matching thread to sew on buttons (or use a ply or 2 of the yarn used to knit the sweater), sewing needle for attaching buttons.