![](https://coimages.sciencemuseumgroup.org.uk/30/673/large_thumbnail_1969_0430__0001_.jpg)
Elizabeth's Exchequer standard yard and Ell "Bed"
![Elizabeth's Exchequer standard yard and Ell Bed' (heavy](https://coimages.sciencemuseumgroup.org.uk/430/928/medium_smg00050367.jpg)
Elizabeth's Exchequer standard yard and Ell "Bed" (heavy rectangular bronze bar, with yard bed one side, and ell bed on the other)
Elizabeth's Exchequer standard yard and Ell "Bed" (heavy rectangular bronze bar, with yard bed one side, and ell bed on the other)