Ordnance SurveyOrdnance Survey
Massive Ordnance PenetratorMassive Ordnance Penetrator
Royal Ordnance FactoryRoyal Ordnance Factory
Royal Ordnance L9 (meriam tank 165 mm)Royal Ordnance L9 (meriam tank 165 mm)
Royal Ordnance L7 (meriam tank 105 mm)Royal Ordnance L7 (meriam tank 105 mm)
Royal Ordnance L11 (meriam tank 120 mm)Royal Ordnance L11 (meriam tank 120 mm)
Royal Ordnance L30 (meriam tank 120 mm)Royal Ordnance L30 (meriam tank 120 mm)
Sistem grid BritaniaSistem grid Britania
Ordnance QF 75 mmOrdnance QF 75 mm
Ordnance QF 20-pounderOrdnance QF 20-pounder
Ordnance QF 17-pounderOrdnance QF 17-pounder
Ordnance QF 32-pounderOrdnance QF 32-pounder
Ordnance QF 2-pounderOrdnance QF 2-pounder
SME OrdnanceSME Ordnance
Ordnance QF 6-pounderOrdnance QF 6-pounder