 In October 1869 it was reported in the press that Markham's investments had made her a fortune on Wall Street.During this time she was earning upwards to $150 per week, at a time when an experienced actor might expect $50 for a week on the boards.On October 28, 1870, Markham was seriously injured in a carriage accident in New York on Harlem Street, such that at least one newspaper reported her dead.