| Clausson, Theodore; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | CREAM CITY | Captain |
| Clausson, Theodore; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | CREAM CITY/RICHLAND DAISY | Captain |
| Clausson, Theodore; ISMA Directory; 1919 | ISMA Directory | 1919-00-00 | JACOB, C.W. | Captain |
| Clausson, Theodore; ISMA Directory; 1920 | ISMA Directory | 1920-00-00 | HARRIET B. | Captain |
| Clausson, Theodore; ISMA Directory; 1921 | ISMA Directory | 1921-00-00 | HARRIET B. | Captain |
| Clausson, Theodore; ISMA Directory; 1922 | ISMA Directory | 1922-00-00 | | Captain |
| Clausson, Theodore; ISMA Directory; 1923 | ISMA Directory | 1923-00-00 | | Captain |
| Clausson, Theodore; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | | Captain |