Certain Poor ShepherdsBy: Elizabeth Marshall Thomas Illustrator: Jonathan Bartlett A dog, a goat, and their flock follow the sight and scent of a star in a beautifully illustrated, keenly observed Nativity story. The story begins on a cold upland pasture where coarse grass and scrub cedar grew. The hour was midnight. The day was the first of winter. And the year of our Lord was not 1900 or 1600 or even 100. It was 0. On that night a white goat, Ima, and a huge, gray short