For two hours she sat with swimming brain, then it occurred to her that she must in some way acquaint this wonderful and frightful means of locomotion, with her desire to alight at her destination. She closely watched the people entering and leaving the car, and discovered that immediately following the entrance of a man who bawled some unintelligible exclamation, something took place that reminded her of a game played at the asylum. Certain people went out, and certain others came in and took their places. She must catch this noisy man and speak to him.