Conning Tower with flag at half mast, sunken sub S-4 at Navy Yard

Old Glory at half mast on Conning Tower of the sub S-4 at Navy Yard |
Sub S-4 remains towed to Navy Yard drydock. |
Conning Tower of the S-4 after being raised and brought to Navy Yard. |
Sub S-4 floated with pontoons, at Navy Yard |
Sunken sub S-4 at Navy Yard |
Sub S-4 being towed into drydock at Navy Yard. |