On 1944-10-28, Pilot M P Laycock (Flying Officer, RCAF) service number J/22035 flew Typhoon Ib serial MN870 (squadron code 5V-P) for this duty: bombing. His mission was not completed. Circumstances of the aircraft loss: shot down by flak. This aircraft was a part of squadron no. 439. The location for the map is Twello NL. Circumstances at the end of this mission for Laycock: he was killed. He is commemorated at: Voorst (Terwolde) General Cemetery Netherlands.