This depends on the condition of the bill. In normal used condition, they are worth exactly $2. $2 bills dated 1976 and newer are the ones worth face value only. The $3/$4 figure is reasonable for bills dating back to the 1950s.
Klein thought he had, discovered the poison to be due to a disease of the cow. An epidemic of scarlet fever broke out in London in December, 1885, and the outbreak could be traced to the milk supplied by a herd in Hendon.
Scarlet fever (sometimes referred to as scarlatina) is an infectious disease characterized by fever, sore throat (pharyngitis), and a characteristic rash.carlet fever (sometimes referred to as scarlatina) is an infectious disease characterized by fever, sore throat (pharyngitis), and a characteristic rash.