John Howard Mumford
Sailor
| Period | Tanker | Job | Details | Action |
|---|---|---|---|---|
| 1950 to 1951 | BOLMA | deck apprentice | ||
| 1950 | NASSA (2) | deck apprentice | ||
| 1951 to 1952 | deck apprentice | |||
| 1952 to 1953 | CAPERATA | deck apprentice | ||
| 1953 | NAVICELLA | deck apprentice | ||
| 1954 | ELAX (2) | 3rd mate | ||
| 1955 to 1956 | NORRISIA (1) | 2nd mate | ||
| 1955 | 2nd mate | |||
| 1957 | NEOCARDIA | 2nd mate | ||
| 1957 to 1958 | chief officer | |||
| 1958 to 1961 | HALIA (1) | 2nd officer | ||
| 1958 | LOTORIUM (1) | 2nd mate | ||
| 1959 | TECTARIUS | 2nd mate | ||
| 1960 | CAPULONIX | 2nd mate |