If I can find the pictures I'll post them. This effort consisted mainly of installing a snorkel and associated equipment. The teak topside decking was removed, the bow reshaped, and the deck leveled to prevent the effect of planing up during high speed cruising while submerged. As a result of this we no longer needed to maintain a down angle while submerged and snorkeling. A proud boat with a facelift on shakedown in San Pablo Bay.
Mare Island is in the background.
This was the main naval base at the south end of Tokyo Bay, just inside the strait. I was not prepared for the culture shock. Sewage ran in the open gutters. Most of the resturants were off-limits to servicemen for health reasons. Notice the vintage cars and driving on the left side.