An esquire's helmet sits on top, on which stands a gold eagle.
His armour fitted him well, the helmet sat on his head as though he always wore one.
The helmet was sitting on the top of the rear ejection seat.
His helmet sat on a table beside him.
Your helmet should sit flat on your head - make sure it is level and is not tilted back or forward.
A horned helmet with one horn broken off sat slightly sideways on his head.
A helmet with a death's head sat on his shoulders, the visor down.
The other woman was suited; her helmet sat on the rack above the pilot's seat, ready for use.
A gilded helmet, worked like a lion's head, sat on his head as if it belonged there.
But for now, their helmets sit on the mantel.