Whitehead (1970)
Scale 1:24. An ozatrace copy of a plan showing the standby exhaust ventilation to the battery charging room and annexe, as fitted on the trials vessel Whitehead (1970). This drawing was modified at Devonport Dockyard dated March 1974. This drawing is drawn by R. S. Williams [Draughtsman at Devonport Dockyard flourishing 1974].