| Aitken, H. J.; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | TURRET CHIEF | Captain |
| Aitken, H. J.; ISMA Directory; 1913 | ISMA Directory | 1913-00-00 | SASKATOON | Captain |
| Aitken, H. J.; ISMA Directory; 1914 | ISMA Directory | 1914-00-00 | | Captain |
| Aitken, H. J.; ISMA Directory; 1916 | ISMA Directory | 1916-00-00 | ROSEDALE | Captain |
| Aitken, H. J.; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | | Captain |
| Aitken, H. J.; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | | Captain |
| Aitken, H. J.; ISMA Directory; 1919 | ISMA Directory | 1919-00-00 | | Captain |
| Aitken, H. J.; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | NORONIC | Captain |
| Aitken, H. J.; ISMA Directory; 1925 | ISMA Directory | 1925-00-00 | NORONIC | Captain |
| Aitken, H. J.; ISMA Directory; 1926 | ISMA Directory | 1926-00-00 | NORONIC | Captain |
| Aitken, H. J.; ISMA Directory; 1927 | ISMA Directory | 1927-00-00 | NORONIC | Captain |
| Aitken, H. J.; ISMA Directory; 1929 | ISMA Directory | 1929-00-00 | NORONIC | Captain |
| Aitken, H. J.; ISMA Directory; 1931 | ISMA Directory | 1931-00-00 | NORONIC | Captain |