Measures will be taken

Posted on Posted in Jigsaw Puzzle, Miscellany

The Public Standards of Length measures the official lengths of the yard, foot, and inch and can be found with the Shepherd 24-hour Slave Clock, and the green Meridian Laser at the Royal Greenwich Observatory … image source: Atlas Obscura
Online jigsaw target time 5:22

London,_Greenwich,_Royal_Greenwich_Observatory