| Cushing, James C.; ISMA Directory; 1920 | ISMA Directory | 1920-00-00 | | Captain |
| Cushing, James C.; ISMA Directory; 1921 | ISMA Directory | 1921-00-00 | HART, FRANK W. | Captain |
| Cushing, James C.; ISMA Directory; 1922 | ISMA Directory | 1922-00-00 | | Captain |
| Cushing, James C.; ISMA Directory; 1923 | ISMA Directory | 1923-00-00 | SIERRA | Captain |
| Cushing, James C.; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | PHILBIN, D.M. | Captain |
| Cushing, James C.; ISMA Directory; 1925 | ISMA Directory | 1925-00-00 | BALL, FRANK C. | Captain |
| Cushing, James C.; ISMA Directory; 1926 | ISMA Directory | 1926-00-00 | BALL, FRANK C. | Captain |
| Cushing, James C.; ISMA Directory; 1927 | ISMA Directory | 1927-00-00 | SIERRA | Captain |