http://www.oucs.ox.ac.uk/ww1lit/
| Author | Unknown |
|---|---|
| Title | Guards captain trench map |
| Item Date | September 1917 |
| Creation place | Rancourt, Somme |
| Copyright | The Great War Archive, University of Oxford / Primary Contributor |
| Digital repository | The Great War Archive, University of Oxford |
| Reference URL | http://www.oucs.ox.ac.uk/ww1lit/gwa/item/2253 |