| McDougall, T. A.; ISMA Directory; 1906 | ISMA Directory | 1906-00-00 | MACK, WM. S. | Captain |
| McDougall, T. A.; ISMA Directory; 1907 | ISMA Directory | 1907-00-00 | SINALOA | Captain |
| McDougall, T. A.; ISMA Directory; 1908 | ISMA Directory | 1908-00-00 | BALL BROTHERS | Captain |
| McDougall, T. A.; ISMA Directory; 1910 | ISMA Directory | 1910-00-00 | SMITH, MONROE C. | Captain |
| McDougall, T. A.; ISMA Directory; 1911 | ISMA Directory | 1911-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | WOLVIN, A.B. | Captain |
| McDougall, T. A.; ISMA Directory; 1913 | ISMA Directory | 1913-00-00 | WOLVIN, AUGUSTUS B. | Captain |
| McDougall, T. A.; ISMA Directory; 1914 | ISMA Directory | 1914-00-00 | KERR, D.G. | Captain |
| McDougall, T. A.; ISMA Directory; 1916 | ISMA Directory | 1916-00-00 | JONES, HARRY R. | Captain |
| McDougall, T. A.; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | JONES, HARRY R. | Captain |
| McDougall, T. A.; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | JONES, H.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1919 | ISMA Directory | 1919-00-00 | JONES, H.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1920 | ISMA Directory | 1920-00-00 | JONES, J.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1921 | ISMA Directory | 1921-00-00 | JONES, HARRY R. | Captain |
| McDougall, T. A.; ISMA Directory; 1922 | ISMA Directory | 1922-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1923 | ISMA Directory | 1923-00-00 | JONES, H.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | JONES, H.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1925 | ISMA Directory | 1925-00-00 | JONES, H.R. | Captain |
| McDougall, T. A.; ISMA Directory; 1926 | ISMA Directory | 1926-00-00 | STONE, AMASA | Captain |
| McDougall, T. A.; ISMA Directory; 1927 | ISMA Directory | 1927-00-00 | MCLAUCHLAN, WILLIAM | Captain |
| McDougall, T. A.; ISMA Directory; 1928 | ISMA Directory | 1928-00-00 | MCLAUCHLAN, WILLIAM | Captain |
| McDougall, T. A.; ISMA Directory; 1929 | ISMA Directory | 1929-00-00 | MCLAUCHLAN, WILLIAM | Captain |
| McDougall, T. A.; ISMA Directory; 1931 | ISMA Directory | 1931-00-00 | MCLAUCHLAN, WILLIAM | Captain |
| McDougall, T. A.; ISMA Directory; 1932 | ISMA Directory | 1932-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1933 | ISMA Directory | 1933-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1934 | ISMA Directory | 1934-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1935 | ISMA Directory | 1935-00-00 | | Captain |
| McDougall, T. A.; ISMA Directory; 1936 | ISMA Directory | 1936-00-00 | | Captain |