| Irvin, William A.; ISMA Directory; 1896 | ISMA Directory | 1896-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1899 | ISMA Directory | 1899-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1900 | ISMA Directory | 1900-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1901 | ISMA Directory | 1901-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1902 | ISMA Directory | 1902-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1903 | ISMA Directory | 1903-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1904 | ISMA Directory | 1904-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1905 | ISMA Directory | 1905-00-00 | | Captain |
| Irvin, William A.; ISMA Directory; 1906 | ISMA Directory | 1906-00-00 | SENATOR | Captain |