Is this a map?
Elizabeth saw this in the foyer of a building in SW1. The blurb says: "Angela Detanico & Rafael Lain - A Different Place, 2022 This wall painting is based on a method of cartographic writing that correlates a letter of the alphabet with each of the earth's 24 time zones. That system of navigation, still in use today, was developed in 1802 by American astronomer Nathaniel Bowditch, who is considered the father of maritime navigation.