Ainda não temos significados para "act as steersman".
1Jason was appointed commander-in-chief of the expedition, Tiphys acted as steersman, Lynceus as pilot.
2But Henri Coppet, who acted as steersman as well as carpenter, was equal to the occasion.
3But what most engaged our attention was the figure of the fifteenth occupant of the canoe, who acted as steersman.