Ensign | Lieutenant Junior Grade | Lieutenant | Lieutenant Commander | Commander | Captain |
---|---|---|---|---|---|
O-1 | O-2 | O-3 | O-4 | O-5 | O-6 |
January 7, 1907 | January 31, 1910 | January 31, 1910 | August 29, 1916 | February 1, 1918 | June 2, 1927 |
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Ensign | Lieutenant Junior Grade | Lieutenant | Lieutenant Commander | Commander | Captain |
---|---|---|---|---|---|
O-1 | O-2 | O-3 | O-4 | O-5 | O-6 |
January 7, 1907 | January 31, 1910 | January 31, 1910 | August 29, 1916 | February 1, 1918 | June 2, 1927 |