1
In massive contrast to Shackleton and his professional seamen, Dye and Brockbank were on holiday.
2
Eleven were passengers and 6 were professional seamen.
3
He could see the heavy scabbard at his belt, the sort favoured by professional seamen for knife and marline spike.
4
The French TMAS receives calls from all kinds of ship (passenger or merchant vessel), and our analysis was conducted by comparing passengers and professional seamen.