Turret 35A (Sewingshields Crag) (grid reference NY80087008) exists as a consolidated structure.[4] The turret measures 3.7 metres by 2.4 metres internally, and the walls are up to 0.75 metres high.[4] It was excavated in 1958.[4] A rough inscribed slab was found 19 metres east of the Turret in the 1958 excavations.[4][5]