Straight to the Point Right on Time

Any historian attempting to investigate the events of World War Two in their area will undoubtedly have need to delve into the vast collection of military and civil defence files held at the Public Record Office at Kew. Although the majority of these are typewritten and fairly easy to decipher, one problem will quickly become apparent, as any attempt to plot the map references quoted in the documents on to current Ordnance Survey sheets will prove fruitless. In this article, John Penny provides solution to the thorny problems of location and time often encountered when using World War Two military and civil defence documents.