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.
The first definitive evidence of yellow fever in the Americas was in Mayan manuscripts describing. an outbreak of the disease in the Yucatan and Guadeloupe. 1668-1699 Outbreaks were reported on the eastern coast of the United States , including in New York (1668), Boston (1691), and Charleston (1699). 1700s.