[[File:S-48 stbd.jpg|left|500px|Photo #19-N-8274 courtesy of NARA.]]
<div style="text-align: justify;"><span style="color:#00008B">S-48 seen in October, 1922 shortly after her commissioning. The location is unknown but it may be near Bridgeport, CT. where she was built, or possibly near the Charlestown Navy Yard in Boston. </span>
[[File:S-49 trials 1.jpg|left|500px|Photo #80-G-1025021 courtesy of NARA.]]
<div style="text-align: justify;"><span style="color:#00008B">S-49 running builder's trials, April, 1921. The location is presumed to be in Long Island Sound. It looks as if she is running at nearly full speed, given the smoke from the engines aft and the sizeable wake as she cuts through the water.</span>
[[File:S-50 closeup.jpg|left|500px|U.S. Navy photo NH 108473 courtesy of the NHHC.]]
<div style="text-align: justify;"><span style="color:#00008B">A closeup of the S-50 from the port bow during operations with the S-51 in 1924. Location is not known for sure, but we are speculating that it is somewhere in the Caribbean or near the Panama Canal.</span>
[[File:S-51 closeup.jpg|left|500px|U.S. Navy photo NH 108473 courtesy of the NHHC.]]
<div style="text-align: justify;"><span style="color:#00008B">The other half of the photo above, showing S-51 operating somewhere in the Caribbean in the company of her sister S-50 in 1924.</span>
S-48 seen in October, 1922 shortly after her commissioning. The location is unknown but it may be near Bridgeport, CT. where she was built, or possibly near the Charlestown Navy Yard in Boston.
S-49 running builder's trials, April, 1921. The location is presumed to be in Long Island Sound. It looks as if she is running at nearly full speed, given the smoke from the engines aft and the sizeable wake as she cuts through the water.
A closeup of the S-50 from the port bow during operations with the S-51 in 1924. Location is not known for sure, but we are speculating that it is somewhere in the Caribbean or near the Panama Canal.
