| Hoffman, Fred; ISMA Directory; 1906 | ISMA Directory | 1906-00-00 | VAN HISE | Captain |
| Hoffman, Fred; ISMA Directory; 1907 | ISMA Directory | 1907-00-00 | HILL, JAS. J. | Captain |
| Hoffman, Fred; ISMA Directory; 1908 | ISMA Directory | 1908-00-00 | WIDENER, P.A.B. | Captain |
| Hoffman, Fred; ISMA Directory; 1909 | ISMA Directory | 1909-00-00 | WIDENER, P.A.B. | Captain |
| Hoffman, Fred; ISMA Directory; 1911 | ISMA Directory | 1911-00-00 | ELLWOOD | Captain |
| Hoffman, Fred; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | ELLWOOD, ISAAC L. | Captain |
| Hoffman, Fred; ISMA Directory; 1913 | ISMA Directory | 1913-00-00 | ROGERS, HENRY H. | Captain |