| Kruwell, William; 1923 Red Book; 1923 | 1923 Red Book | 1923-00-00 | ELIZABETH S. K. | Captain |
| Kruwell, William; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | ELIZABETH S. K. | Captain |
| Kruwell, William; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | ELIZABETH S. K. | Captain |
| Kruwell, William; 1926 Red Book | 1926 Red Book | | ELIZABETH S. K. | Captain |
| Kruwell, William; Great Lakes News 1/42; 1942 | Great Lakes News 1/42 | 1942-00-00 | ST. JAMES LIGHTHOUSE | lighthouse keeper |
| Kruwell, William; Great Lakes News 8/41; 1941 | Great Lakes News 8/41 | 1941-00-00 | BEAVER ISLAND LIGHT | lighthouse keeper |
| Kruwell, William; Great Lakes News 8/41; 1941 | Great Lakes News 8/41 | 1941-00-00 | AU SABLE LIGHT | lighthouse keeper |