Clyro Roman Camp can be recognised from aerial photography, taken 1965-8 (St Joseph 1969, 123) showing parts of the south and east sides, each 244m in length, joined at a rounded angle.

Sources: St Joseph 1969 (JRS 59), 104-128;
Jarrett 1969 (Roman Frontier in Wales, 2nd ed.), 200.

J.Wiles 19.08.04