http://www.oucs.ox.ac.uk/ww1lit/
| Author | Heavy Artillery Signalling Department |
|---|---|
| Subject | Ounsworth, L.J. |
| Title | Certificate of competence |
| Item Date | 16th April 1917 |
| Creation place | Winchester |
| 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/5560 |