Basic Crocheted Dog Sweater

From the book: *Beginners will enjoy this very basic pattern, while more experienced crocheters can use it as a framework to expand upon or embellish. It is a close-fitting sweater.* The pattern specifies: Size: S (M, L, XL) to fit chest 14 (18, 22, 26)" / 35.5 (46, 56, 66) Finished size: 15 (19, 25, 29)" / 38 (48.5, 63.5, 73.5) cm chest circumference; 12 (16, 21, 23)" / 30.5 (40.5, 53.5, 58.5) cm length. Sweater shown in the book is a Medium, 16" chest, and is made with Cascade Yarns Cascade 220 worsted weight yarn. The pattern information begins on page 20. Yarn: Worsted weight yarn, approximately 300 (350, 450, 550) yards / 275 (320, 412, 503) meters. Needles: Size H/8 / 5.0 mm crochet hook. Adjust hook size if necessary to obtain the correct gauge. Gauge: 16 stitches and 16 rows = 4" / 10 cm in single crochet; 20 stitches and 10 rows = 5" / 12.75 cm in half-double crochet.