| 1. | It is managed by Ordnance Survey. Ce projet est sponsorisé par l’Ordnance Survey. |
| 2. | He then headed the Ordnance Survey of Ireland. Il dirige ensuite l'Ordnance Survey Ireland. |
| 3. | In 1450, he became Master of the Ordnance. En 1450, il devint Master-General of the Ordnance. |
| 4. | The Mk IV ordnance was modified. Le tube Mk IV fut modifié. |
| 5. | He was a former ordnance officer for Napoleon III. Il fut officier d'ordonnance de Napoléon III. |
| 6. | Aircraft ordnance is normally measured in pounds. Les munitions d'avions sont généralement mesurées en livres (pounds). |
| 7. | Ordnance officer – Second class: Major or Captain. Grade : captain, puis major. |
| 8. | Bureau of Ordnance, pp. 51–52. Acte de la Confédération, pp. 51-52. |
| 9. | King Charles II appointed him master of the ordnance. Le roi Charles II le nomma maître des munitions. |
| 10. | Fox was Surveyor-General of the Ordnance in 1841 and 1846-52. Fox était Arpenteur-Général de l'artillerie en 1841 et 1846-1852. |