Thousand: Eight Hundred Seventy

density of ice compared to water. On both planes the dog had a booking agent named Yvonne, or, as she prefers it, Dr Yvonne, when, that is, she allows herself to be identified. Running a business that involves sending tourists to hell (or to heaven, for that matter) is the sort of activity that might provide obstacles in other endeavors should it become common knowledge. Those who take seriously the Guide Dog to Hell sign already expect discretion. “Well, if it isn’t Doc Tor Yvonne,” the green grocer says when bell hanging over the entrance jangles. “How is the Lady