A Second War Japanese Silver Army Officer's Pilot Badge; Named certificate_of_authenticity with a recessed flat insert

with a recessed flat insert on the reverse)

as per the London Gazette of March 3

Flight Lieutenant Marshall was engaged in digging a tunnel through which he and 31 other prisoners escaped on 3rd March

Tostrup Oslo 750)

He also served in the Second World War with the Royal Navy

A Second War Japanese Silver Army Officer's Pilot Badge; Named certificate_of_authenticity with a recessed flat insertA Second War Japanese Silver Army Officer's Pilot Badge; Named in silver for Officers, 36. 55mm x 50. 0mm, weighs 27. 0 grams, inscribed on reverse Showa 13 (1938) May. Pilot Yasuhara Saburo; in slightly worn condition; named Japanese Pilots Officers Badges are rare.