| Geel, Howard; ISMA Directory; 1914 | ISMA Directory | 1914-00-00 | BROWER, A.G. | Captain |
| Geel, Howard; ISMA Directory; 1916 | ISMA Directory | 1916-00-00 | BELGIUM | Captain |
| Geel, Howard; ISMA Directory; 1917 | ISMA Directory | 1917-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1918 | ISMA Directory | 1918-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1919 | ISMA Directory | 1919-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1920 | ISMA Directory | 1920-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1921 | ISMA Directory | 1921-00-00 | SMITH, B. LYMAN | Captain |
| Geel, Howard; ISMA Directory; 1923 | ISMA Directory | 1923-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1924 | ISMA Directory | 1924-00-00 | SMITH, WILBERT L. | Captain |
| Geel, Howard; ISMA Directory; 1927 | ISMA Directory | 1927-00-00 | THOMPSON, SMITH | Captain |
| Geel, Howard; ISMA Directory; 1929 | ISMA Directory | 1929-00-00 | THOMPSON, SMITH | Captain |
| Geel, Howard; ISMA Directory; 1942 | ISMA Directory | 1942-00-00 | | |
| Geel, Howard; ISMA Directory; 1943 | ISMA Directory | 1943-00-00 | | |
| Geel, Howard; ISMA Directory; 1944 | ISMA Directory | 1944-00-00 | | |
| Geel, Howard; ISMA Directory; 1945 | ISMA Directory | 1945-00-00 | | |
| Geel, Howard; ISMA Directory; 1946 | ISMA Directory | 1946-00-00 | | |
| Geel, Howard; ISMA Directory; 1947 | ISMA Directory | 1947-00-00 | | |
| Geel, Howard; ISMA Directory; 1948 | ISMA Directory | 1948-00-00 | | |