| McKenna, William; ISMA Directory; 1909 | ISMA Directory | 1909-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1910 | ISMA Directory | 1910-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1911 | ISMA Directory | 1911-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1913 | ISMA Directory | 1913-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1914 | ISMA Directory | 1914-00-00 | MYRA | Captain |
| McKenna, William; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | MARY | Captain |