she looked around the square and again she could almost see how it must have been on market-day - the sidewalks thronged with people , a few of them town ladies with their baskets over their arms , most of them waggoners and roughly-dressed bargemen ( she did not know why she was so sure of the barges and bargemen , but she was ) ; the wagons passing through the town square , the ones on the unpaved road raising choking clouds of yellow dust as the drivers flogged their carthorses ( oxen they were oxen ) along .