The Squadron’s Operations Record Book shows that GA Marsden was the Captain of a 35 Squadron aircraft on the following sorties:
- 08/06/1944 Fougeres
- 09/06/1944 Rennes
- 16/06/1944 Pas de Calais
- 23/06/1944 Coubronne (Incident)
- 27/06/1944 Oisemont/Neuville Au Bois
- 02/07/1944 Oisemont/Neuville Au Bois
- 07/07/1944 Caen
- 30/07/1944 Normandy
- 31/07/1944 Foret De Nieppe
- 03/08/1944 Bois de Cassan
- 04/08/1944 Bec-d’Ambes (Daylight 2)
- 05/08/1944 Acquet
- 07/08/1944 Normandy
- 12/08/1944 Russelsheim
- 18/08/1944 Bremen
- 20/09/1944 Calais
- 23/09/1944 Neuss
- 25/09/1944 Calais (Aborted)
- 26/09/1944 Calais (Various aiming points)
- 27/09/1944 Calais
- 28/09/1944 Calais
- 05/10/1944 Saarbrucken
- 11/10/1944 Fort Frederik Hendrik
- 12/10/1944 Fort Frederik Hendrik
- 14/10/1944 Duisburg
- 15/10/1944 Wilhelmshaven
- 21/10/1944 Hanover
- 23/10/1944 Essen
- 04/11/1944 Bochum
- 18/11/1944 Wanne-Eickel
- 21/11/1944 Aschaffenburg
- 04/12/1944 Urft Dam
- 05/12/1944 Soest
- 06/12/1944 Merseburg (Leuna)
- 17/12/1944 Ulm
- 28/12/1944 Bonn
- 02/01/1945 Ludwigshafen
- 05/01/1945 Hanover
- 06/01/1945 Hanau
- 14/01/1945 Merseburg/Leuna
- 16/01/1945 Zeitz
- 04/02/1945 Bonn
- 07/02/1945 Goch
- 08/02/1945 Politz
- 13/02/1945 Dresden
- 14/02/1945 Chemnitz (2)
- 23/02/1945 Pforzheim
- 01/03/1945 Mannheim
The following shows the composition of his crew on these sorties, along with the number of sorties undertaken by each airman as part of his crew (as recorded in the squadron’s Operations Record Book). Details of all flights (including training flights) will be recorded in their Flying Log Books:
| (Pilot) | Geoffrey Ansdell Marsden | 48 |
| (Navigator) | Harry Cecil Wright | 2 |
| Reginald Lawrence Thompson | 13 | |
| Dyson William Barber Waddington | 33 | |
| (Air Bomber) | Philip Richmond Burt | 1 |
| Edward George Meredith | 1 | |
| Frederick C ameron Shortts | 3 | |
| John MacGregor Fraser | 33 | |
| Maldwyn George Williams | 1 | |
| Peter George Robert Edwards | 1 | |
| (Set Operator) | Clifford Owen Russell | 1 |
| James Bartholomew Edwards | 2 | |
| Robert Black | 40 | |
| (Wireless Operator) | Alfred Henry Green | 32 |
| Clarence John Taylor | 1 | |
| Harry Rolls | 13 | |
| Robert Henry Sadler | 1 | |
| Thomas Henry Warren | 1 | |
| (Air Gunner) | Alfred George Wright | 1 |
| Athol William Scott Shillaker | 33 | |
| Eric McHugh Davies | 1 | |
| George Henry Parsons | 1 | |
| Harry John William Furner | 4 | |
| J Foulds | 1 | |
| Jack Richard Floyde | 1 | |
| James Arthur Bowen | 1 | |
| James Mursell Colledge | 1 | |
| Kenneth Albert Lawrence Mitchell | 6 | |
| Lloyd Dennis Nickel | 1 | |
| Maxwell James Martin | 30 | |
| Neville Arthur Farley | 4 | |
| Philip Douglas Cherry | 1 | |
| Randolph Rhodes | 1 | |
| Raymond Terence Salvoni | 1 | |
| Reginald Noah Collins | 1 | |
| Stanley Arthur White | 1 | |
| Stephen Thurston Ashton | 1 | |
| Vivian Montague Bailey Halls | 5 | |
| (Flight Engineer) | Charles Bernard McBrearty | 15 |
| George Brodie Sharpe | 1 | |
| Thomas John Cunningham | 32 |
Posting Dates
| Marsden | Geoffrey Ansdell | In From: | – | – |
| Out to: | 17 O.T.U. | 24/03/1945 |
