Photographs of the Royal Artillery camp on Penrhiwwen, Old Aber mountain road. They arrived aound September 1903 in trains to Rhayader. The station horse would pull the guns to Penrhiwwen. The area was being tested out to replace the artillery range at Lydd. These guns are believed to be 6"guns; there were exhibitions which displayed the firing of 6"guns in 1908 & 1910. The artillery left the area as soon as the Great War was declared.