"Short Sunderland Mk II of No. 10 Squadron RAAF based at Mount Batten, Devon, October 1942." Sunderland Mark II, W3984 ‘RB-S’, of No. 10 Squadron RAAF based at Mount Batten, Devon. This is an early production version which retains the ‘K’ machine-gun mounts in the dorsal hatches. W3984 spent its whole operational life with 10 Squadron RAAF, being finally struck off charge in June 1944.