| Gabrielsen, G. T.; 1949 Blue Book; 1949 | 1949 Blue Book | 1949-00-00 | ANN ARBOR NO. 6 | First Mate |
| Gabrielsen, G. T.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1951 Red Book; 1951 | 1951 Red Book | 1951-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | ANN ARBOR NO. 6 | Captain |
| Gabrielsen, G. T.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | ANN ARBOR NO. 6 | Captain |
| Gabrielsen, G. T.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | ANN ARBOR NO. 6 | Captain |
| Gabrielsen, G. T.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | ANN ARBOR NO. 6 | Captain |
| Gabrielsen, G. T.; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | ANN ARBOR NO. 6 | Captain |
| Gabrielsen, G. T.; 1959 Red Book; 1959 | 1959 Red Book | 1959-00-00 | ARTHUR K. ATKINSON | Captain |
| Gabrielsen, G. T.; 1960 Red Book; 1960 | 1960 Red Book | 1960-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1961 Red Book; 1961 | 1961 Red Book | 1961-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1962 Red Book; 1962 | 1962 Red Book | 1962-00-00 | ANN ARBOR NO. 7 | Captain |
| Gabrielsen, G. T.; 1963 Red Book; 1963 | 1963 Red Book | 1963-00-00 | ANN ARBOR NO. 7 | Captain |