Ref. No.: WFN113
Date of Photo: 1997.
This aerial photograph shows Kirkby Industrial Estate (the north part of Knowsley Industrial Estate). This was formerly the site of the Royal Ordnance Factory (ROF), located within the rectangular concentration of buildings in the foreground. Perimeter Road runs across left to right and marks the boundary line. In the background is the housing of Kirkby's Northwood area.