Avro Lancaster Princess Patricia being loaded with food, Operation Manna, 29 April 1945 Published on April 28, 2013 in 29 April 1945Full resolution (800 × 668) Next → Royal Air Force Avro Lancaster Princess Patricia of No. 514 Squadron at RAF Waterbeach, Cambridgeshire, UK, being loaded with food for Operation Manna, 29 April 1945, (Pilot Officer Penfold, Royal Air Force official photographer)