Career
He was indicted four or five times on charges of receiving stolen goods during the administration of A. Oakley Hall, but always escaped conviction. Ehrich was represented by Hall in later years. In 1875, Ehrich was indicted for his involvement in the infamous Adams Express safe robbery and was accused of receiving stolen bonds and an uncut diamond valued at $800.
Released on a $5,000 bond, Ehrich disappeared from the city shortly after the conviction of ringleader Daniel Haurey.
In spite of efforts by District Attorney Horace Russell and the New York Police Department, Ehrich escaped to Canada.