|         Sub S-4 in Navy Yard.   |         Sub S-4 in Navy Yard.   |         Sub S-4 all painted and patched at ready to be taken out of drydock.   | 
|         Flooding dry dock to float the sub S-4   |         Sub S-4 flooded to be floated and towed to pier 7   |         Sub S-4 painted up and ready to be launched from Navy Yard.   | 
|         Sub S-4 all painted for launching from drydock at Navy Yard.   |         Sub S-4 after repairs at Navy Yard.   |         Submarine S-4 being floated temporarily after repairs   | 
|         Drydock filling with water to float the S-4 that has been inflated and repaired.   |         Preparing sub S-4 for refloating after she was temporarily repaired.   |         Water pouring into dry drock to float the S-4 after she had been repaired.   | 
|         Ill-fated S-4 sub being towed out of drydock after repairs.   |         Sub S-4 about to be floated.   |         Sub S-4 repaired and ready to be floated.   | 
|         Secretary of Navy Wilbur visits sub S-4 at Navy Yard.   |         Ill-fated sub S-4 in drydock after sinking off Provincetown.   |         Inquiry board inspects sub S-4 in drydock.   | 
|         Sub S-4 enters Navy Yard drydock.   |         Bow view of ill-fated sub S-4 in drydock.   |         Sub S-4 in drydock showing damage    | 
|         Sub S-4 in drydock.    |         Sub S-4 drydock filling up.   |         Sub S-4 in Navy Yard drydock.   | 
|         Sub S-4 in Navy Yard.   |         Sub S-4 in Navy Yard drydock.   |         Sub S-4 in Navy Yard drydock.   | 
|         Sub S-4 before being floated in Navy Yard drydock.   |         Sub S-4 in drydock. All painted up before she was removed.   |         Submarine S-4 in drydock at Navy Yard   | 
|         Sub S-4 tied up at pier at Navy Yard just before entering drydock   |         Sub S-4 in Navy Yard drydock.   |         Ill-fated sub S-4 in drydock at Navy Yard.   | 
|         Ill-fated sub S-4 all painted and repaired and ready to be floated, at Navy Yard.   |         Sub S-4 just before she was floated in drydock, Navy Yard   |         Sub S-4 tied up at Pier 7, to remove her batteries and engines   | 
|         Sub S-4 in drydock at Navy Yard   |         Submarine S-4   |         Ill-fated sub S-4 in dry dock at Navy Yard   | 
|         Ill-fated sub S-4 in dry dock at Navy Yard   |         Submarine S-4 in Navy Yard drydock   |         Submarine S-4 in Navy Yard drydock   | 
|         Submarine S-4 in Navy Yard drydock   |         Navy crane 'Hercules' with boilers from the ill-fated sub S-4   |         Boilers from the sub S-4 on Navy Yard crane 'Hercules'   | 
|         Sub S-4 in Navy Yard dry dock   |         Sub S-4 in dry dock at Navy Yard   |         Flooding dry dock at Navy Yard to float sub S-4   | 
|         Ill-fated sub S-4 in dry dock at Navy Yard   |         Flooding dry dock to float sub S-4, Navy Yard   |         Flooding dry dock at Navy Yard to float ill-fated sub S-4   | 


















































