| Hostak, Leon; ASC Soundings 11(1)1991 | ASC Soundings 11(1)1991 | 1991-00-00 | AMERICAN MARINER | Watchman |
| Hostak, Leon; ASC Soundings 9(2)1989 | ASC Soundings 9(2)1989 | 1989-00-00 | BUFFALO | Watchman |
| Hostak, Leon; ASC Soundings September 1984 | ASC Soundings September 1984 | 1984-00-00 | | |
| Hostak, Leon; ASC Soundings September 1984 | ASC Soundings September 1984 | 1984-00-00 | | Watchman |
| Hostak, Leon; ASC Soundinngs Apr 1990 | ASC Soundinngs Apr 1990 | 1990-00-00 | AMERICAN MARINER | Watchman |
| Hostak, Leon; Soundings May 1988 | Soundings May 1988 | 1988-00-00 | BUFFALO | Watchman |