1950's- Madison

Construction began on July 21, 1954, and was completed on July 17, 1955.

It originated from musical styles such as gospel, jump blues, jazz, boogie woogie, rhythm and blues, and country music. While rock and roll's formative elements can be heard in blues records from the 1920s, and in country records of the 1930s, the genre did not acquire its name until 1954.

Barbie, in full Barbara Millicent Roberts, an 11-inch- (29-cm-) tall plastic doll with the figure of an adult woman that was introduced on March 9, 1959, by Mattel, Inc., a southern California toy company.

It originated from musical styles such as gospel, jump blues, jazz, boogie woogie, rhythm and blues, and country music. While rock and roll's formative elements can be heard in blues records from the 1920s, and in country records of the 1930s, the genre did not acquire its name until 1954.