This strongpoint Gi 350 (WN Strotten) has 3 x 600, 3 x 667 and a 502. There are tobruks for mg and mortar.
Deep in the sea a 600. Directly to the right a 667. In front a tobruk for mortar.
Again the combination 667 and 600.
A 502 and a tobruk in front.
We went back for this 600 at low tide.