Mount Serapong 9·2 Inch BL Battery
A Mark X 9·2 Inch BL Gun on a Mark V Mounting
Evidence in the photo suggests that this gun was the No.1 Gun of Mount Serapong Battery
Plan of the 9·2 Inch BL Battery. Drawn from an original plan
A Mark X 9·2 Inch BL Gun on a practice shoot
Quite possibly the No.1 Gun