hot-water bag

And she stood, holding the Colonel with her eyes, until he began to feel cold again, and to think of his hot-water bag.

A bag of warm salt, a hot water bag, or a warm plate will provide external heat if an electric light is not available.

I suggested that he lie down again and I would fill his hot-water bag.

With dexterous fingers the hot-water bag was withdrawn from the foot of the bed and Mother McNeil was out of the room.

A convenient device is seen in the heating pad (Fig. 206), a substitute for a hot water bag.