Figure 11: Numbering Stones Numbering Stones Sizes: 150 × 150 / 900 × 617 / 768 × 527 / 1,025 × 703 / 175 × 131 / 729 × 500 / 2,250 × 1,543 Fieldwork director Muaffaq Hazza numbers stones of the north tower’s east façade. Photo by Bert de Vries, 10 October 2015.