Of course she has gone for help.

Haven't you found out long ago that she is the right sort ?" "Well, why did she go in the wrong direction ?" sobbed Julia.

"Everybody is over on the other bank.

There is nothing but an ice house over here." "You may trust to her to have had some good, sensible reason," retorted Tom loyally.
"I don't think I can keep up much longer," exclaimed Julia, beginning to cry again.
"Keep on crying," replied Tom exasperated.

"It will warm you--and remember that I am doing the keeping up.