| Caughell, Charles W.; ISMA Directory; 1905 | ISMA Directory | 1905-00-00 | | Captain |
| Caughell, Charles W.; ISMA Directory; 1908 | ISMA Directory | 1908-00-00 | URANUS | Captain |
| Caughell, Charles W.; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | GILCHRIST, F.W. | Captain |
| Caughell, Charles W.; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | SMITH, B. LYMAN | Captain |
| Caughell, Charles W.; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | SMITH, B. LYMAN | Captain |
| Caughell, Charles W.; ISMA Directory; 1919 | ISMA Directory | 1919-00-00 | SMITH, B. LYMAN | Captain |
| Caughell, Charles W.; ISMA Directory; 1920 | ISMA Directory | 1920-00-00 | SMITH, B. LYMAN | Captain |
| Caughell, Charles W.; ISMA Directory; 1921 | ISMA Directory | 1921-00-00 | SMITH, HURLBUT W. | Captain |
| Caughell, Charles W.; ISMA Directory; 1923 | ISMA Directory | 1923-00-00 | SMITH, H.W. | Captain |
| Caughell, Charles W.; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | DURSTON, J.F. | Captain |
| Caughell, Charles W.; ISMA Directory; 1927 | ISMA Directory | 1927-00-00 | DURSTON, J.F. | Captain |
| Caughell, Charles W.; ISMA Directory; 1929 | ISMA Directory | 1929-00-00 | FINLAND | Captain |