Tank 11.98 × 7.05 m, 2.40 m deep · floor falling to a SW outlet
N & S stairways with a 1.40 m ledge · corbelled-arch drain
Brick 28 × 14 × 7 cm (4 : 2 : 1) · after Marshall, 1931
Strata
drag orbit · wheel zoom · right-drag pan · click inspect part H interface · R reset view · Space auto-orbit · 1–3 era · P pins · Esc deselect