| Trimble, George; ISMA Directory; 1901 | ISMA Directory | 1901-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1902 | ISMA Directory | 1902-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1903 | ISMA Directory | 1903-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1904 | ISMA Directory | 1904-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1905 | ISMA Directory | 1905-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1906 | ISMA Directory | 1906-00-00 | | Captain |
| Trimble, George; ISMA Directory; 1907 | ISMA Directory | 1907-00-00 | CADILLAC | Captain |
| Trimble, George; ISMA Directory; 1908 | ISMA Directory | 1908-00-00 | PIONEER | Captain |
| Trimble, George; ISMA Directory; 1909 | ISMA Directory | 1909-00-00 | CITY OF BANGOR | Captain |
| Trimble, George; ISMA Directory; 1911 | ISMA Directory | 1911-00-00 | ST. CLAIR | Captain |
| Trimble, George; ISMA Directory; 1912 | ISMA Directory | 1912-00-00 | ST. CLAIR | Captain |
| Trimble, George; ISMA Directory; 1913 | ISMA Directory | 1913-00-00 | ST. CLAIR | Captain |
| Trimble, George; ISMA Directory; 1914 | ISMA Directory | 1914-00-00 | ST. CLAIR | Captain |
| Trimble, George; ISMA Directory; 1916 | ISMA Directory | 1916-00-00 | PIERCE, E.L. | Captain |
| Trimble, George; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | PIERCE, E.L. | Captain |
| Trimble, George; ISMA Directory; 1935 | ISMA Directory | 1935-00-00 | | |
| Trimble, George; ISMA Directory; 1936 | ISMA Directory | 1936-00-00 | | |
| Trimble, George; ISMA Directory; 1937 | ISMA Directory | 1937-00-00 | | |
| Trimble, George; ISMA Directory; 1938 | ISMA Directory | 1938-00-00 | | |
| Trimble, George; ISMA Directory; 1939 | ISMA Directory | 1939-00-00 | | |
| Trimble, George; ISMA Directory; 1940 | ISMA Directory | 1940-00-00 | | |
| Trimble, George; ISMA Directory; 1941 | ISMA Directory | 1941-00-00 | | |
| Trimble, George; ISMA Directory; 1942 | ISMA Directory | 1942-00-00 | | |
| Trimble, George; ISMA Directory; 1943 | ISMA Directory | 1943-00-00 | | |
| Trimble, George; ISMA Directory; 1944 | ISMA Directory | 1944-00-00 | | |
| Trimble, George; ISMA Directory; 1945 | ISMA Directory | 1945-00-00 | | |
| Trimble, George; ISMA Directory; 1946 | ISMA Directory | 1946-00-00 | | |
| Trimble, George; ISMA Directory; 1947 | ISMA Directory | 1947-00-00 | | |
| Trimble, George; ISMA Directory; 1948 | ISMA Directory | 1948-00-00 | | |
| Trimble, George; ISMA Directory; 1949 | ISMA Directory | 1949-00-00 | | |
| Trimble, George; ISMA Directory; 1950 | ISMA Directory | 1950-00-00 | | |
| Trimble, George; ISMA Directory; 1951 | ISMA Directory | 1951-00-00 | | |
| Trimble, George; ISMA Directory; 1952 | ISMA Directory | 1952-00-00 | | |
| Trimble, George; ISMA Directory; 1953 | ISMA Directory | 1953-00-00 | | |
| Trimble, George; ISMA Directory; 1954 | ISMA Directory | 1954-00-00 | | |
| Trimble, George; ISMA Directory; 1955 | ISMA Directory | 1955-00-00 | | |
| Trimble, George; ISMA Directory; 1956 | ISMA Directory | 1956-00-00 | | |
| Trimble, George; ISMA Directory; 1957 | ISMA Directory | 1957-00-00 | | |