The Wizard of Oz by Lynam Frank Baum Chapter 14 Page 4

Dorothy blew the little whistle she had always carried about her neck since the Queen of the Mice had given it to her. In a few minutes they heard the pattering of tiny feet, and many of the small gray mice came running up to her.

Among them was the Queen herself, who asked, in her squeaky little voice:

“What can I do for my friends?”

“We have lost our way,” said Dorothy. “Can you tell us where the Emerald City is?”

“Certainly,” answered the Queen; “but it is a great way off, for you have had it at your backs all this time.” Then she noticed Dorothy's Golden Cap, and said, “Why don't you use the charm of the Cap, and call the Winged Monkeys to you? They will carry you to the City of Oz in less than an hour.”