Details of squadron, aircraft, captain, navigator, date, orders, route and two pages of en-route navigation observations. annotated with blue pen. Note on top right 'Op No 25'.
Details of squadron, aircraft, captain, navigator, date, orders, route and four pages of en-route navigation observations. Note on top right 'Russelsheim (Nr Mainz), Op No 27'.
Details of squadron, aircraft, captain, navigator, date, orders, route and two pages of en-route navigation observations. Note on top right 'Op No. 29 (FROMENTEL).
Details of squadron, aircraft, captain, navigator, date, orders, route and two pages of en-route navigation observations. Note on top right 'Op No. 30'.